111002022122 has 16 divisors (see below), whose sum is σ = 168375711744. Its totient is φ = 54878250000.

The previous prime is 111002022049. The next prime is 111002022149. The reversal of 111002022122 is 221220200111.

It is a junction number, because it is equal to n+sod(n) for n = 111002022097 and 111002022106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214154 + ... + 517557.

It is an arithmetic number, because the mean of its divisors is an integer number (10523481984).

Almost surely, 2^111002022122 is an apocalyptic number.

111002022122 is a deficient number, since it is larger than the sum of its proper divisors (57373689622).

111002022122 is a wasteful number, since it uses less digits than its factorization.

111002022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732565.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111002022122 its reverse (221220200111), we get a palindrome (332222222233).

The spelling of 111002022122 in words is "one hundred eleven billion, two million, twenty-two thousand, one hundred twenty-two".