12231123102122 has 4 divisors (see below), whose sum is σ = 18346684653186. Its totient is φ = 6115561551060.

The previous prime is 12231123102083. The next prime is 12231123102131. The reversal of 12231123102122 is 22120132113221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9148925028961 + 3082198073161 = 3024719^2 + 1755619^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3057780775529 + ... + 3057780775532.

Almost surely, 2^{12231123102122} is an apocalyptic number.

12231123102122 is a deficient number, since it is larger than the sum of its proper divisors (6115561551064).

12231123102122 is an equidigital number, since it uses as much as digits as its factorization.

12231123102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6115561551063.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 12231123102122 its reverse (22120132113221), we get a palindrome (34351255215343).

It can be divided in two parts, 1223112 and 3102122, that added together give a palindrome (4325234).

The spelling of 12231123102122 in words is "twelve trillion, two hundred thirty-one billion, one hundred twenty-three million, one hundred two thousand, one hundred twenty-two".