23921279322 has 8 divisors (see below), whose sum is σ = 47842558656. Its totient is φ = 7973759772.

The previous prime is 23921279321. The next prime is 23921279359. The reversal of 23921279322 is 22397212932.

It is a sphenic number, since it is the product of 3 distinct primes.

23921279322 is an admirable number.

It is a super-2 number, since 2×23921279322² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23921279321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1993439938 + ... + 1993439949.

It is an arithmetic number, because the mean of its divisors is an integer number (5980319832).

Almost surely, 2^23921279322 is an apocalyptic number.

23921279322 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23921279322 is a wasteful number, since it uses less digits than its factorization.

23921279322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3986879892.

The product of its digits is 163296, while the sum is 42.

The spelling of 23921279322 in words is "twenty-three billion, nine hundred twenty-one million, two hundred seventy-nine thousand, three hundred twenty-two".