23321303142 has 16 divisors (see below), whose sum is σ = 46644277680. Its totient is φ = 7773489152.

The previous prime is 23321303129. The next prime is 23321303179. The reversal of 23321303142 is 24130312332.

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, 181318 + ... + 281990.

It is an arithmetic number, because the mean of its divisors is an integer number (2915267355).

Almost surely, 2^23321303142 is an apocalyptic number.

23321303142 is an abundant number, since it is smaller than the sum of its proper divisors (23322974538).

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

23321303142 is a wasteful number, since it uses less digits than its factorization.

23321303142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139287.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 23321303142 its reverse (24130312332), we get a palindrome (47451615474).

The spelling of 23321303142 in words is "twenty-three billion, three hundred twenty-one million, three hundred three thousand, one hundred forty-two".