131331000222126 has 16 divisors (see below), whose sum is σ = 291846667160400. Its totient is φ = 43777000074024.

The previous prime is 131331000221989. The next prime is 131331000222127. The reversal of 131331000222126 is 621222000133131.

131331000222126 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 310 + 0 + 0 + 222 + 126 = 666.

It is a super-2 number, since 2×131331000222126² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 131331000222126.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131331000222127) 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, 1216027779781 + ... + 1216027779888.

It is an arithmetic number, because the mean of its divisors is an integer number (18240416697525).

Almost surely, 2^{131331000222126} is an apocalyptic number.

131331000222126 is an abundant number, since it is smaller than the sum of its proper divisors (160515666938274).

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

131331000222126 is a wasteful number, since it uses less digits than its factorization.

131331000222126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2432055559680 (or 2432055559674 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 131331000222126 its reverse (621222000133131), we get a palindrome (752553000355257).

The spelling of 131331000222126 in words is "one hundred thirty-one trillion, three hundred thirty-one billion, two hundred twenty-two thousand, one hundred twenty-six".