3221130131331 has 12 divisors (see below), whose sum is σ = 4996038571272. Its totient is φ = 1840645789248.

The previous prime is 3221130131311. The next prime is 3221130131347. The reversal of 3221130131331 is 1331310311223.

It is not a de Polignac number, because 3221130131331 - 2⁵ = 3221130131299 is a prime.

It is a super-2 number, since 2×3221130131331² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3221130131311) 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, 10956224790 + ... + 10956225083.

It is an arithmetic number, because the mean of its divisors is an integer number (416336547606).

Almost surely, 2^{3221130131331} is an apocalyptic number.

3221130131331 is a deficient number, since it is larger than the sum of its proper divisors (1774908439941).

3221130131331 is a wasteful number, since it uses less digits than its factorization.

3221130131331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21912449890 (or 21912449883 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 3221130131331 its reverse (1331310311223), we get a palindrome (4552440442554).

The spelling of 3221130131331 in words is "three trillion, two hundred twenty-one billion, one hundred thirty million, one hundred thirty-one thousand, three hundred thirty-one".