2032404023021 has 2 divisors, whose sum is σ = 2032404023022. Its totient is φ = 2032404023020.

The previous prime is 2032404023017. The next prime is 2032404023047. The reversal of 2032404023021 is 1203204042302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2001415701796 + 30988321225 = 1414714^2 + 176035^2 .

It is a cyclic number.

It is not a de Polignac number, because 2032404023021 - 2² = 2032404023017 is a prime.

It is a super-2 number, since 2×2032404023021² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2032404020021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1016202011510 + 1016202011511.

It is an arithmetic number, because the mean of its divisors is an integer number (1016202011511).

Almost surely, 2^{2032404023021} is an apocalyptic number.

It is an amenable number.

2032404023021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2032404023021 is an equidigital number, since it uses as much as digits as its factorization.

2032404023021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 2032404023021 its reverse (1203204042302), we get a palindrome (3235608065323).

The spelling of 2032404023021 in words is "two trillion, thirty-two billion, four hundred four million, twenty-three thousand, twenty-one".