3231022131021 has 4 divisors (see below), whose sum is σ = 4308029508032. Its totient is φ = 2154014754012.

The previous prime is 3231022130977. The next prime is 3231022131101. The reversal of 3231022131021 is 1201312201323.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3231022131021 - 2¹⁰ = 3231022129997 is a prime.

It is a super-2 number, since 2×3231022131021² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3231022131121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538503688501 + ... + 538503688506.

It is an arithmetic number, because the mean of its divisors is an integer number (1077007377008).

Almost surely, 2^{3231022131021} is an apocalyptic number.

It is an amenable number.

3231022131021 is a deficient number, since it is larger than the sum of its proper divisors (1077007377011).

3231022131021 is a wasteful number, since it uses less digits than its factorization.

3231022131021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077007377010.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 3231022131021 its reverse (1201312201323), we get a palindrome (4432334332344).

The spelling of 3231022131021 in words is "three trillion, two hundred thirty-one billion, twenty-two million, one hundred thirty-one thousand, twenty-one".