23202013211 has 6 divisors (see below), whose sum is σ = 25124073660. Its totient is φ = 21417242808.

The previous prime is 23202013187. The next prime is 23202013223. The reversal of 23202013211 is 11231020232.

It is not a de Polignac number, because 23202013211 - 2¹⁰ = 23202012187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23202013211.

It is not an unprimeable number, because it can be changed into a prime (23202013231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68644841 + ... + 68645178.

It is an arithmetic number, because the mean of its divisors is an integer number (4187345610).

Almost surely, 2^23202013211 is an apocalyptic number.

23202013211 is a deficient number, since it is larger than the sum of its proper divisors (1922060449).

23202013211 is a wasteful number, since it uses less digits than its factorization.

23202013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137290045 (or 137290032 counting only the distinct ones).

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

Adding to 23202013211 its reverse (11231020232), we get a palindrome (34433033443).

The spelling of 23202013211 in words is "twenty-three billion, two hundred two million, thirteen thousand, two hundred eleven".