131322011322 has 16 divisors (see below), whose sum is σ = 271700713440. Its totient is φ = 42264555312.

The previous prime is 131322011287. The next prime is 131322011323. The reversal of 131322011322 is 223110223131.

It is not an unprimeable number, because it can be changed into a prime (131322011323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377361928 + ... + 377362275.

It is an arithmetic number, because the mean of its divisors is an integer number (16981294590).

Almost surely, 2^131322011322 is an apocalyptic number.

131322011322 is an abundant number, since it is smaller than the sum of its proper divisors (140378702118).

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

131322011322 is a wasteful number, since it uses less digits than its factorization.

131322011322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754724237.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 131322011322 its reverse (223110223131), we get a palindrome (354432234453).

The spelling of 131322011322 in words is "one hundred thirty-one billion, three hundred twenty-two million, eleven thousand, three hundred twenty-two".