23125335433420 has 48 divisors (see below), whose sum is σ = 53648649331200. Its totient is φ = 8302767145920.

The previous prime is 23125335433399. The next prime is 23125335433477. The reversal of 23125335433420 is 2433453352132.

It is a super-2 number, since 2×23125335433420² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 665268450 + ... + 665303209.

It is an arithmetic number, because the mean of its divisors is an integer number (1117680194400).

Almost surely, 2^{23125335433420} is an apocalyptic number.

23125335433420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23125335433420 is an abundant number, since it is smaller than the sum of its proper divisors (30523313897780).

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

23125335433420 is a wasteful number, since it uses less digits than its factorization.

23125335433420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330571758 (or 1330571756 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 40.

Adding to 23125335433420 its reverse (2433453352132), we get a palindrome (25558788785552).

The spelling of 23125335433420 in words is "twenty-three trillion, one hundred twenty-five billion, three hundred thirty-five million, four hundred thirty-three thousand, four hundred twenty".