122220022112 has 24 divisors (see below), whose sum is σ = 240816213792. Its totient is φ = 61060348800.

The previous prime is 122220022103. The next prime is 122220022147. The reversal of 122220022112 is 211220022221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1511939 + ... + 1590722.

It is an arithmetic number, because the mean of its divisors is an integer number (10034008908).

Almost surely, 2^122220022112 is an apocalyptic number.

It is an amenable number.

122220022112 is a deficient number, since it is larger than the sum of its proper divisors (118596191680).

122220022112 is a wasteful number, since it uses less digits than its factorization.

122220022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103902 (or 3103894 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122220022112 its reverse (211220022221), we get a palindrome (333440044333).

The spelling of 122220022112 in words is "one hundred twenty-two billion, two hundred twenty million, twenty-two thousand, one hundred twelve".