23420133207 has 56 divisors (see below), whose sum is σ = 35679979440. Its totient is φ = 15363820800.

The previous prime is 23420133199. The next prime is 23420133227. The reversal of 23420133207 is 70233102432.

23420133207 is a `hidden beast` number, since 2 + 3 + 420 + 1 + 33 + 207 = 666.

It is not a de Polignac number, because 23420133207 - 2³ = 23420133199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23420133227) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 13178703 + ... + 13180479.

It is an arithmetic number, because the mean of its divisors is an integer number (637142490).

Almost surely, 2^23420133207 is an apocalyptic number.

23420133207 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

23420133207 is a deficient number, since it is larger than the sum of its proper divisors (12259846233).

23420133207 is a wasteful number, since it uses less digits than its factorization.

23420133207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075 (or 2060 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

Adding to 23420133207 its reverse (70233102432), we get a palindrome (93653235639).

The spelling of 23420133207 in words is "twenty-three billion, four hundred twenty million, one hundred thirty-three thousand, two hundred seven".