3121322224131 has 12 divisors (see below), whose sum is σ = 4562896746408. Its totient is φ = 2055810621024.

The previous prime is 3121322224127. The next prime is 3121322224133. The reversal of 3121322224131 is 1314222231213.

3121322224131 is a `hidden beast` number, since 3 + 1 + 21 + 3 + 2 + 222 + 413 + 1 = 666.

It is not a de Polignac number, because 3121322224131 - 2² = 3121322224127 is a prime.

It is a super-2 number, since 2×3121322224131² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3121322224095 and 3121322224104.

It is not an unprimeable number, because it can be changed into a prime (3121322224133) 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, 2089237690 + ... + 2089239183.

It is an arithmetic number, because the mean of its divisors is an integer number (380241395534).

Almost surely, 2^{3121322224131} is an apocalyptic number.

3121322224131 is a deficient number, since it is larger than the sum of its proper divisors (1441574522277).

3121322224131 is a wasteful number, since it uses less digits than its factorization.

3121322224131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4178476962 (or 4178476959 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 3121322224131 its reverse (1314222231213), we get a palindrome (4435544455344).

The spelling of 3121322224131 in words is "three trillion, one hundred twenty-one billion, three hundred twenty-two million, two hundred twenty-four thousand, one hundred thirty-one".