210232110131 has 4 divisors (see below), whose sum is σ = 210371246064. Its totient is φ = 210092974200.

The previous prime is 210232110073. The next prime is 210232110133. The reversal of 210232110131 is 131011232012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210232110131 is a prime.

It is a super-2 number, since 2×210232110131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210232110133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69565700 + ... + 69568721.

It is an arithmetic number, because the mean of its divisors is an integer number (52592811516).

Almost surely, 2^210232110131 is an apocalyptic number.

210232110131 is a deficient number, since it is larger than the sum of its proper divisors (139135933).

210232110131 is a wasteful number, since it uses less digits than its factorization.

210232110131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139135932.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 210232110131 its reverse (131011232012), we get a palindrome (341243342143).

The spelling of 210232110131 in words is "two hundred ten billion, two hundred thirty-two million, one hundred ten thousand, one hundred thirty-one".