2032131322221 has 128 divisors (see below), whose sum is σ = 3721932619776. Its totient is φ = 952024596480.

The previous prime is 2032131322163. The next prime is 2032131322241. The reversal of 2032131322221 is 1222231312302.

It is not a de Polignac number, because 2032131322221 - 2⁷ = 2032131322093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2032131322191 and 2032131322200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2032131322241) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 81425881 + ... + 81450833.

It is an arithmetic number, because the mean of its divisors is an integer number (29077598592).

Almost surely, 2^{2032131322221} is an apocalyptic number.

2032131322221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2032131322221 is a deficient number, since it is larger than the sum of its proper divisors (1689801297555).

2032131322221 is a wasteful number, since it uses less digits than its factorization.

2032131322221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25611.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2032131322221 its reverse (1222231312302), we get a palindrome (3254362634523).

The spelling of 2032131322221 in words is "two trillion, thirty-two billion, one hundred thirty-one million, three hundred twenty-two thousand, two hundred twenty-one".