3121231101122 has 16 divisors (see below), whose sum is σ = 4731148319040. Its totient is φ = 1544206320912.

The previous prime is 3121231101119. The next prime is 3121231101139. The reversal of 3121231101122 is 2211011321213.

It is a super-2 number, since 2×3121231101122² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3121231101094 and 3121231101103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5911028 + ... + 6417375.

It is an arithmetic number, because the mean of its divisors is an integer number (295696769940).

Almost surely, 2^{3121231101122} is an apocalyptic number.

3121231101122 is a deficient number, since it is larger than the sum of its proper divisors (1609917217918).

3121231101122 is a wasteful number, since it uses less digits than its factorization.

3121231101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12329737.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 3121231101122 its reverse (2211011321213), we get a palindrome (5332242422335).

The spelling of 3121231101122 in words is "three trillion, one hundred twenty-one billion, two hundred thirty-one million, one hundred one thousand, one hundred twenty-two".