120111122031222 has 32 divisors (see below), whose sum is σ = 274540103712000. Its totient is φ = 34317413911008.

The previous prime is 120111122031209. The next prime is 120111122031283. The reversal of 120111122031222 is 222130221111021.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

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, 35376729 + ... + 38622987.

It is an arithmetic number, because the mean of its divisors is an integer number (8579378241000).

Almost surely, 2^{120111122031222} is an apocalyptic number.

120111122031222 is an abundant number, since it is smaller than the sum of its proper divisors (154428981680778).

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

120111122031222 is a wasteful number, since it uses less digits than its factorization.

120111122031222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4127220.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 120111122031222 its reverse (222130221111021), we get a palindrome (342241343142243).

The spelling of 120111122031222 in words is "one hundred twenty trillion, one hundred eleven billion, one hundred twenty-two million, thirty-one thousand, two hundred twenty-two".