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12210202212010 = 25113126913311169
BaseRepresentation
bin1011000110101110100011…
…0000111111011010101010
31121020021122222121212010221
42301223220300333122222
53100022443231241020
641545142305000254
72400105123230605
oct261535060773252
947207588555127
1012210202212010
113988354913980
12145250402308a
136a75565792aa
14302d96a1d33c
15162936d976aa
hexb1ae8c3f6aa

12210202212010 has 64 divisors (see below), whose sum is σ = 24841837900800. Its totient is φ = 4280871628800.

The previous prime is 12210202212001. The next prime is 12210202212071. The reversal of 12210202212010 is 1021220201221.

It is a happy number.

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, 5738295 + ... + 7572874.

It is an arithmetic number, because the mean of its divisors is an integer number (388153717200).

Almost surely, 212210202212010 is an apocalyptic number.

12210202212010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210202212010 is an abundant number, since it is smaller than the sum of its proper divisors (12631635688790).

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

12210202212010 is a wasteful number, since it uses less digits than its factorization.

12210202212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13311487.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12210202212010 its reverse (1021220201221), we get a palindrome (13231422413231).

The spelling of 12210202212010 in words is "twelve trillion, two hundred ten billion, two hundred two million, two hundred twelve thousand, ten".

Divisors: 1 2 5 10 11 22 31 55 62 110 155 269 310 341 538 682 1345 1705 2690 2959 3410 5918 8339 14795 16678 29590 41695 83390 91729 183458 458645 917290 13311169 26622338 66555845 133111690 146422859 292845718 412646239 732114295 825292478 1464228590 2063231195 3580704461 4126462390 4539108629 7161408922 9078217258 17903522305 22695543145 35807044610 39387749071 45391086290 78775498142 111001838291 196938745355 222003676582 393877490710 555009191455 1110018382910 1221020221201 2442040442402 6105101106005 12210202212010