131310322 has 16 divisors (see below), whose sum is σ = 231400512. Its totient is φ = 55095120.

The previous prime is 131310317. The next prime is 131310323. The reversal of 131310322 is 223013131.

It is a junction number, because it is equal to n+sod(n) for n = 131310296 and 131310305.

It is not an unprimeable number, because it can be changed into a prime (131310323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229278 + ... + 229849.

It is an arithmetic number, because the mean of its divisors is an integer number (14462532).

Almost surely, 2^131310322 is an apocalyptic number.

131310322 is a deficient number, since it is larger than the sum of its proper divisors (100090190).

131310322 is a wasteful number, since it uses less digits than its factorization.

131310322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459153.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 131310322 is about 11459.0716028830. The cubic root of 131310322 is about 508.2760217987.

Adding to 131310322 its reverse (223013131), we get a palindrome (354323453).

The spelling of 131310322 in words is "one hundred thirty-one million, three hundred ten thousand, three hundred twenty-two".