111202031122 has 32 divisors (see below), whose sum is σ = 205324947072. Its totient is φ = 43985821824.

The previous prime is 111202031107. The next prime is 111202031131. The reversal of 111202031122 is 221130202111.

It is a junction number, because it is equal to n+sod(n) for n = 111202031096 and 111202031105.

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, 1383613 + ... + 1461775.

It is an arithmetic number, because the mean of its divisors is an integer number (6416404596).

Almost surely, 2^111202031122 is an apocalyptic number.

111202031122 is a deficient number, since it is larger than the sum of its proper divisors (94122915950).

111202031122 is a wasteful number, since it uses less digits than its factorization.

111202031122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86002.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 111202031122 its reverse (221130202111), we get a palindrome (332332233233).

The spelling of 111202031122 in words is "one hundred eleven billion, two hundred two million, thirty-one thousand, one hundred twenty-two".