111000001222122 has 64 divisors (see below), whose sum is σ = 223219463233536. Its totient is φ = 36797108351040.

The previous prime is 111000001222093. The next prime is 111000001222193. The reversal of 111000001222122 is 221222100000111.

It is a super-2 number, since 2×111000001222122² (a number of 29 digits) contains 22 as substring.

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, 7215750043 + ... + 7215765425.

It is an arithmetic number, because the mean of its divisors is an integer number (3487804113024).

Almost surely, 2^{111000001222122} is an apocalyptic number.

111000001222122 is an abundant number, since it is smaller than the sum of its proper divisors (112219462011414).

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

111000001222122 is a wasteful number, since it uses less digits than its factorization.

111000001222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20675.

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

Adding to 111000001222122 its reverse (221222100000111), we get a palindrome (332222101222233).

The spelling of 111000001222122 in words is "one hundred eleven trillion, one million, two hundred twenty-two thousand, one hundred twenty-two".