3131222103022 has 24 divisors (see below), whose sum is σ = 5223377240856. Its totient is φ = 1406120522976.

The previous prime is 3131222103011. The next prime is 3131222103029. The reversal of 3131222103022 is 2203012221313.

It is a junction number, because it is equal to n+sod(n) for n = 3131222102984 and 3131222103002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3131222103029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125176288 + ... + 125201299.

It is an arithmetic number, because the mean of its divisors is an integer number (217640718369).

Almost surely, 2^{3131222103022} is an apocalyptic number.

3131222103022 is a deficient number, since it is larger than the sum of its proper divisors (2092155137834).

3131222103022 is a wasteful number, since it uses less digits than its factorization.

3131222103022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250377652 (or 250377639 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 3131222103022 its reverse (2203012221313), we get a palindrome (5334234324335).

The spelling of 3131222103022 in words is "three trillion, one hundred thirty-one billion, two hundred twenty-two million, one hundred three thousand, twenty-two".