111202112212122 has 32 divisors (see below), whose sum is σ = 222429935287872. Its totient is φ = 37063085917824.

The previous prime is 111202112212111. The next prime is 111202112212199. The reversal of 111202112212122 is 221212211202111.

It is a super-3 number, since 3×111202112212122³ (a number of 43 digits) contains 333 as substring.

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, 3167502093 + ... + 3167537199.

It is an arithmetic number, because the mean of its divisors is an integer number (6950935477746).

Almost surely, 2^{111202112212122} is an apocalyptic number.

111202112212122 is an abundant number, since it is smaller than the sum of its proper divisors (111227823075750).

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

111202112212122 is a wasteful number, since it uses less digits than its factorization.

111202112212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81102.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 111202112212122 its reverse (221212211202111), we get a palindrome (332414323414233).

The spelling of 111202112212122 in words is "one hundred eleven trillion, two hundred two billion, one hundred twelve million, two hundred twelve thousand, one hundred twenty-two".