23041442142021 has 32 divisors (see below), whose sum is σ = 32469336345600. Its totient is φ = 14493784032000.

The previous prime is 23041442142011. The next prime is 23041442142101. The reversal of 23041442142021 is 12024124414032.

It is a de Polignac number, because none of the positive numbers 2^k-23041442142021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23041442142021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23041442142011) 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 31 ways as a sum of consecutive naturals, for example, 508405200 + ... + 508450518.

It is an arithmetic number, because the mean of its divisors is an integer number (1014666760800).

Almost surely, 2^{23041442142021} is an apocalyptic number.

It is an amenable number.

23041442142021 is a deficient number, since it is larger than the sum of its proper divisors (9427894203579).

23041442142021 is a wasteful number, since it uses less digits than its factorization.

23041442142021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81129.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 23041442142021 its reverse (12024124414032), we get a palindrome (35065566556053).

The spelling of 23041442142021 in words is "twenty-three trillion, forty-one billion, four hundred forty-two million, one hundred forty-two thousand, twenty-one".