20232120515142 has 16 divisors (see below), whose sum is σ = 40472944945200. Its totient is φ = 6742589519232.

The previous prime is 20232120515083. The next prime is 20232120515171. The reversal of 20232120515142 is 24151502123202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362632903 + ... + 362688690.

It is an arithmetic number, because the mean of its divisors is an integer number (2529559059075).

Almost surely, 2^{20232120515142} is an apocalyptic number.

20232120515142 is an abundant number, since it is smaller than the sum of its proper divisors (20240824430058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20232120515142 is a wasteful number, since it uses less digits than its factorization.

20232120515142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725326247.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 20232120515142 its reverse (24151502123202), we get a palindrome (44383622638344).

The spelling of 20232120515142 in words is "twenty trillion, two hundred thirty-two billion, one hundred twenty million, five hundred fifteen thousand, one hundred forty-two".