23113210202 has 4 divisors (see below), whose sum is σ = 34669815306. Its totient is φ = 11556605100.

The previous prime is 23113210157. The next prime is 23113210213. The reversal of 23113210202 is 20201231132.

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., 23110384441 + 2825761 = 152021^2 + 1681^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5778302549 + ... + 5778302552.

Almost surely, 2^23113210202 is an apocalyptic number.

23113210202 is a deficient number, since it is larger than the sum of its proper divisors (11556605104).

23113210202 is a wasteful number, since it uses less digits than its factorization.

23113210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11556605103.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23113210202 its reverse (20201231132), we get a palindrome (43314441334).

The spelling of 23113210202 in words is "twenty-three billion, one hundred thirteen million, two hundred ten thousand, two hundred two".