2312001003021 has 16 divisors (see below), whose sum is σ = 3096759346560. Its totient is φ = 1534291070400.

The previous prime is 2312001003001. The next prime is 2312001003049. The reversal of 2312001003021 is 1203001002132.

It is not a de Polignac number, because 2312001003021 - 2⁷ = 2312001002893 is a prime.

It is a super-2 number, since 2×2312001003021² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312001003001) 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, 3061471 + ... + 3741203.

It is an arithmetic number, because the mean of its divisors is an integer number (193547459160).

Almost surely, 2^{2312001003021} is an apocalyptic number.

It is an amenable number.

2312001003021 is a deficient number, since it is larger than the sum of its proper divisors (784758343539).

2312001003021 is a wasteful number, since it uses less digits than its factorization.

2312001003021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684916.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 2312001003021 its reverse (1203001002132), we get a palindrome (3515002005153).

The spelling of 2312001003021 in words is "two trillion, three hundred twelve billion, one million, three thousand, twenty-one".