23101002002 has 16 divisors (see below), whose sum is σ = 37479969240. Its totient is φ = 10615439232.

The previous prime is 23101001999. The next prime is 23101002017. The reversal of 23101002002 is 20020010132.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 23089106401 + 11895601 = 151951^2 + 3449^2 .

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, 1934003 + ... + 1945910.

Almost surely, 2^23101002002 is an apocalyptic number.

23101002002 is a deficient number, since it is larger than the sum of its proper divisors (14378967238).

23101002002 is a wasteful number, since it uses less digits than its factorization.

23101002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3880157.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 23101002002 its reverse (20020010132), we get a palindrome (43121012134).

The spelling of 23101002002 in words is "twenty-three billion, one hundred one million, two thousand, two".