111102202101210 has 16 divisors (see below), whose sum is σ = 266645285042976. Its totient is φ = 29627253893648.

The previous prime is 111102202101203. The next prime is 111102202101259. The reversal of 111102202101210 is 12101202201111.

It is a happy number.

It is a super-2 number, since 2×111102202101210² (a number of 29 digits) contains 22 as substring.

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 111102202101210.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1851703368324 + ... + 1851703368383.

It is an arithmetic number, because the mean of its divisors is an integer number (16665330315186).

Almost surely, 2^{111102202101210} is an apocalyptic number.

111102202101210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111102202101210 is an abundant number, since it is smaller than the sum of its proper divisors (155543082941766).

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

111102202101210 is a wasteful number, since it uses less digits than its factorization.

111102202101210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703406736717.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111102202101210 its reverse (12101202201111), we get a palindrome (123203404302321).

Subtracting from 111102202101210 its reverse (12101202201111), we obtain a palindrome (99000999900099).

The spelling of 111102202101210 in words is "one hundred eleven trillion, one hundred two billion, two hundred two million, one hundred one thousand, two hundred ten".