23001223994 has 16 divisors (see below), whose sum is σ = 39434615808. Its totient is φ = 9856680912.

The previous prime is 23001223967. The next prime is 23001224131. The reversal of 23001223994 is 49932210032.

It is a super-2 number, since 2×23001223994² (a number of 22 digits) contains 22 as substring.

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, 72752 + ... + 226484.

It is an arithmetic number, because the mean of its divisors is an integer number (2464663488).

Almost surely, 2^23001223994 is an apocalyptic number.

23001223994 is a deficient number, since it is larger than the sum of its proper divisors (16433391814).

23001223994 is a wasteful number, since it uses less digits than its factorization.

23001223994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164429.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 23001223994 in words is "twenty-three billion, one million, two hundred twenty-three thousand, nine hundred ninety-four".