3123131213022 has 48 divisors (see below), whose sum is σ = 6849345142272. Its totient is φ = 948199213440.

The previous prime is 3123131212951. The next prime is 3123131213051. The reversal of 3123131213022 is 2203121313213.

It is a junction number, because it is equal to n+sod(n) for n = 3123131212983 and 3123131213001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28996468 + ... + 29103975.

It is an arithmetic number, because the mean of its divisors is an integer number (142694690464).

Almost surely, 2^{3123131213022} is an apocalyptic number.

3123131213022 is an abundant number, since it is smaller than the sum of its proper divisors (3726213929250).

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

3123131213022 is a wasteful number, since it uses less digits than its factorization.

3123131213022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58100513 (or 58100496 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 3123131213022 its reverse (2203121313213), we get a palindrome (5326252526235).

The spelling of 3123131213022 in words is "three trillion, one hundred twenty-three billion, one hundred thirty-one million, two hundred thirteen thousand, twenty-two".