2232423301021 has 2 divisors, whose sum is σ = 2232423301022. Its totient is φ = 2232423301020.

The previous prime is 2232423301013. The next prime is 2232423301033. The reversal of 2232423301021 is 1201033242322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1959118099225 + 273305201796 = 1399685^2 + 522786^2 .

It is a cyclic number.

It is not a de Polignac number, because 2232423301021 - 2³ = 2232423301013 is a prime.

It is a super-3 number, since 3×2232423301021³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2232423301091) 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 as a sum of consecutive naturals, namely, 1116211650510 + 1116211650511.

It is an arithmetic number, because the mean of its divisors is an integer number (1116211650511).

Almost surely, 2^{2232423301021} is an apocalyptic number.

It is an amenable number.

2232423301021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2232423301021 is an equidigital number, since it uses as much as digits as its factorization.

2232423301021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2232423301021 its reverse (1201033242322), we get a palindrome (3433456543343).

The spelling of 2232423301021 in words is "two trillion, two hundred thirty-two billion, four hundred twenty-three million, three hundred one thousand, twenty-one".