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120010221201210 = 23528345247312407
BaseRepresentation
bin11011010010011000001110…
…100110101010011100111010
3120201220212100122202212002020
4123102120032212222130322
5111212221413111414320
61103123533504415310
734164311105024454
oct3322301646523472
9521825318685066
10120010221201210
113526a05a231a3a
1211562950317536
1351c6bb8bb5522
14218c7507332d4
15dd1b1bb59940
hex6d260e9aa73a

120010221201210 has 64 divisors (see below), whose sum is σ = 289049598738432. Its totient is φ = 31888834952256.

The previous prime is 120010221201191. The next prime is 120010221201251. The reversal of 120010221201210 is 12102122010021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 120010221201210.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383990827 + ... + 384303233.

It is an arithmetic number, because the mean of its divisors is an integer number (4516399980288).

Almost surely, 2120010221201210 is an apocalyptic number.

120010221201210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120010221201210 is an abundant number, since it is smaller than the sum of its proper divisors (169039377537222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120010221201210 is a wasteful number, since it uses less digits than its factorization.

120010221201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357947.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120010221201210 its reverse (12102122010021), we get a palindrome (132112343211231).

The spelling of 120010221201210 in words is "one hundred twenty trillion, ten billion, two hundred twenty-one million, two hundred one thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 283 566 849 1415 1698 2830 4245 8490 45247 90494 135741 226235 271482 312407 452470 624814 678705 937221 1357410 1562035 1874442 3124070 4686105 9372210 12804901 25609802 38414703 64024505 76829406 88411181 128049010 176822362 192073515 265233543 384147030 442055905 530467086 884111810 1326167715 2652335430 14135479529 28270959058 42406438587 70677397645 84812877174 141354795290 212032192935 424064385870 4000340706707 8000681413414 12001022120121 20001703533535 24002044240242 40003407067070 60005110600605 120010221201210