122031120111212 has 12 divisors (see below), whose sum is σ = 229981726363536. Its totient is φ = 56322055435920.

The previous prime is 122031120111139. The next prime is 122031120111217. The reversal of 122031120111212 is 212111021130221.

It is not an unprimeable number, because it can be changed into a prime (122031120111217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1173376154864 + ... + 1173376154967.

It is an arithmetic number, because the mean of its divisors is an integer number (19165143863628).

Almost surely, 2^{122031120111212} is an apocalyptic number.

It is an amenable number.

122031120111212 is a deficient number, since it is larger than the sum of its proper divisors (107950606252324).

122031120111212 is a wasteful number, since it uses less digits than its factorization.

122031120111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2346752309848 (or 2346752309846 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 122031120111212 its reverse (212111021130221), we get a palindrome (334142141241433).

The spelling of 122031120111212 in words is "one hundred twenty-two trillion, thirty-one billion, one hundred twenty million, one hundred eleven thousand, two hundred twelve".