122220110221112 has 32 divisors (see below), whose sum is σ = 231395527802880. Its totient is φ = 60517505631840.

The previous prime is 122220110221039. The next prime is 122220110221171. The reversal of 122220110221112 is 211122011022221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179002268 + ... + 179683755.

It is an arithmetic number, because the mean of its divisors is an integer number (7231110243840).

Almost surely, 2^{122220110221112} is an apocalyptic number.

It is an amenable number.

122220110221112 is a deficient number, since it is larger than the sum of its proper divisors (109175417581768).

122220110221112 is a wasteful number, since it uses less digits than its factorization.

122220110221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358686443 (or 358686439 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 122220110221112 its reverse (211122011022221), we get a palindrome (333342121243333).

The spelling of 122220110221112 in words is "one hundred twenty-two trillion, two hundred twenty billion, one hundred ten million, two hundred twenty-one thousand, one hundred twelve".