23201123002 has 4 divisors (see below), whose sum is σ = 34801684506. Its totient is φ = 11600561500.

The previous prime is 23201122999. The next prime is 23201123021. The reversal of 23201123002 is 20032110232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15124326361 + 8076796641 = 122981^2 + 89871^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800280749 + ... + 5800280752.

Almost surely, 2^23201123002 is an apocalyptic number.

23201123002 is a deficient number, since it is larger than the sum of its proper divisors (11600561504).

23201123002 is a wasteful number, since it uses less digits than its factorization.

23201123002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11600561503.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23201123002 its reverse (20032110232), we get a palindrome (43233233234).

The spelling of 23201123002 in words is "twenty-three billion, two hundred one million, one hundred twenty-three thousand, two".