23220113032 has 8 divisors (see below), whose sum is σ = 43537711950. Its totient is φ = 11610056512.

The previous prime is 23220113027. The next prime is 23220113039. The reversal of 23220113032 is 23031102232.

It can be written as a sum of positive squares in only one way, i.e., 12344543236 + 10875569796 = 111106^2 + 104286^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (23220113039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1451257057 + ... + 1451257072.

Almost surely, 2^23220113032 is an apocalyptic number.

It is an amenable number.

23220113032 is a deficient number, since it is larger than the sum of its proper divisors (20317598918).

23220113032 is a wasteful number, since it uses less digits than its factorization.

23220113032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2902514135 (or 2902514131 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23220113032 its reverse (23031102232), we get a palindrome (46251215264).

The spelling of 23220113032 in words is "twenty-three billion, two hundred twenty million, one hundred thirteen thousand, thirty-two".