23220022294 has 16 divisors (see below), whose sum is σ = 40618116000. Its totient is φ = 9951437832.

The previous prime is 23220022279. The next prime is 23220022297. The reversal of 23220022294 is 49222002232.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23220022297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16923529 + ... + 16924900.

It is an arithmetic number, because the mean of its divisors is an integer number (2538632250).

Almost surely, 2^23220022294 is an apocalyptic number.

23220022294 is a deficient number, since it is larger than the sum of its proper divisors (17398093706).

23220022294 is an equidigital number, since it uses as much as digits as its factorization.

23220022294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33848452 (or 33848438 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The spelling of 23220022294 in words is "twenty-three billion, two hundred twenty million, twenty-two thousand, two hundred ninety-four".