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12212000112210 = 235735576255759
BaseRepresentation
bin1011000110110101001111…
…1011011011111001010010
31121020110022021200122120020
42301231103323123321102
53100040134012042320
641550040532124310
72400200514151263
oct261552373337122
947213267618506
1012212000112210
113989097773a08
121452926166696
136a7781bb2672
143030c770a96a
151629deb38940
hexb1b53edbe52

12212000112210 has 32 divisors (see below), whose sum is σ = 29710290689280. Its totient is φ = 3211923316608.

The previous prime is 12212000112173. The next prime is 12212000112313. The reversal of 12212000112210 is 1221100021221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12212000112210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2788125690 + ... + 2788130069.

It is an arithmetic number, because the mean of its divisors is an integer number (928446584040).

Almost surely, 212212000112210 is an apocalyptic number.

12212000112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12212000112210 is an abundant number, since it is smaller than the sum of its proper divisors (17498290577070).

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

12212000112210 is a wasteful number, since it uses less digits than its factorization.

12212000112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5576255842.

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

Adding to 12212000112210 its reverse (1221100021221), we get a palindrome (13433100133431).

The spelling of 12212000112210 in words is "twelve trillion, two hundred twelve billion, one hundred twelve thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 73 146 219 365 438 730 1095 2190 5576255759 11152511518 16728767277 27881278795 33457534554 55762557590 83643836385 167287672770 407066670407 814133340814 1221200011221 2035333352035 2442400022442 4070666704070 6106000056105 12212000112210