131122233150 has 24 divisors (see below), whose sum is σ = 325183138584. Its totient is φ = 34965928800.

The previous prime is 131122233149. The next prime is 131122233161. The reversal of 131122233150 is 51332221131.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 131122233150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 437073961 + ... + 437074260.

It is an arithmetic number, because the mean of its divisors is an integer number (13549297441).

Almost surely, 2^131122233150 is an apocalyptic number.

131122233150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131122233150 is an abundant number, since it is smaller than the sum of its proper divisors (194060905434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131122233150 is a wasteful number, since it uses less digits than its factorization.

131122233150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874148236 (or 874148231 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

Adding to 131122233150 its reverse (51332221131), we get a palindrome (182454454281).

The spelling of 131122233150 in words is "one hundred thirty-one billion, one hundred twenty-two million, two hundred thirty-three thousand, one hundred fifty".