131323103123226 has 64 divisors (see below), whose sum is σ = 300514597585920. Its totient is φ = 37477461513600.

The previous prime is 131323103123189. The next prime is 131323103123227. The reversal of 131323103123226 is 622321301323131.

It is not an unprimeable number, because it can be changed into a prime (131323103123227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 245264701 + ... + 245799551.

It is an arithmetic number, because the mean of its divisors is an integer number (4695540587280).

Almost surely, 2^{131323103123226} is an apocalyptic number.

131323103123226 is an abundant number, since it is smaller than the sum of its proper divisors (169191494462694).

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

131323103123226 is a wasteful number, since it uses less digits than its factorization.

131323103123226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541619.

The product of its (nonzero) digits is 23328, while the sum is 33.

Adding to 131323103123226 its reverse (622321301323131), we get a palindrome (753644404446357).

The spelling of 131323103123226 in words is "one hundred thirty-one trillion, three hundred twenty-three billion, one hundred three million, one hundred twenty-three thousand, two hundred twenty-six".