23321227890 has 32 divisors (see below), whose sum is σ = 58404468096. Its totient is φ = 5948602880.

The previous prime is 23321227889. The next prime is 23321227973. The reversal of 23321227890 is 9872212332.

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, 16898751 + ... + 16900130.

It is an arithmetic number, because the mean of its divisors is an integer number (1825139628).

Almost surely, 2^23321227890 is an apocalyptic number.

23321227890 is an abundant number, since it is smaller than the sum of its proper divisors (35083240206).

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

23321227890 is a wasteful number, since it uses less digits than its factorization.

23321227890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33798914.

The product of its (nonzero) digits is 72576, while the sum is 39.

The spelling of 23321227890 in words is "twenty-three billion, three hundred twenty-one million, two hundred twenty-seven thousand, eight hundred ninety".