23220423002 has 16 divisors (see below), whose sum is σ = 39808545792. Its totient is φ = 9951083280.

The previous prime is 23220422987. The next prime is 23220423011. The reversal of 23220423002 is 20032402232.

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, 355463 + ... + 415685.

It is an arithmetic number, because the mean of its divisors is an integer number (2488034112).

Almost surely, 2^23220423002 is an apocalyptic number.

23220423002 is a deficient number, since it is larger than the sum of its proper divisors (16588122790).

23220423002 is a wasteful number, since it uses less digits than its factorization.

23220423002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87773.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 23220423002 its reverse (20032402232), we get a palindrome (43252825234).

The spelling of 23220423002 in words is "twenty-three billion, two hundred twenty million, four hundred twenty-three thousand, two".