2132310222021 has 16 divisors (see below), whose sum is σ = 3251385059328. Its totient is φ = 1217656570800.

The previous prime is 2132310222013. The next prime is 2132310222043. The reversal of 2132310222021 is 1202220132312.

It is not a de Polignac number, because 2132310222021 - 2³ = 2132310222013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132310222421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33568065 + ... + 33631526.

It is an arithmetic number, because the mean of its divisors is an integer number (203211566208).

Almost surely, 2^{2132310222021} is an apocalyptic number.

2132310222021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2132310222021 is a deficient number, since it is larger than the sum of its proper divisors (1119074837307).

2132310222021 is a wasteful number, since it uses less digits than its factorization.

2132310222021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67201112.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 2132310222021 its reverse (1202220132312), we get a palindrome (3334530354333).

The spelling of 2132310222021 in words is "two trillion, one hundred thirty-two billion, three hundred ten million, two hundred twenty-two thousand, twenty-one".