20232303502251 has 4 divisors (see below), whose sum is σ = 26976404669672. Its totient is φ = 13488202334832.

The previous prime is 20232303502231. The next prime is 20232303502309. The reversal of 20232303502251 is 15220530323202.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20232303502251 - 2⁷ = 20232303502123 is a prime.

It is a super-2 number, since 2×20232303502251² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20232303502231) 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 in 3 ways as a sum of consecutive naturals, for example, 3372050583706 + ... + 3372050583711.

It is an arithmetic number, because the mean of its divisors is an integer number (6744101167418).

Almost surely, 2^{20232303502251} is an apocalyptic number.

20232303502251 is a deficient number, since it is larger than the sum of its proper divisors (6744101167421).

20232303502251 is an equidigital number, since it uses as much as digits as its factorization.

20232303502251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6744101167420.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 20232303502251 its reverse (15220530323202), we get a palindrome (35452833825453).

The spelling of 20232303502251 in words is "twenty trillion, two hundred thirty-two billion, three hundred three million, five hundred two thousand, two hundred fifty-one".