2131332222312 has 64 divisors (see below), whose sum is σ = 6080377233600. Its totient is φ = 691242880320.

The previous prime is 2131332222307. The next prime is 2131332222353. The reversal of 2131332222312 is 2132222331312.

2131332222312 is a `hidden beast` number, since 2 + 1 + 3 + 1 + 3 + 322 + 22 + 312 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133333614 + ... + 133349597.

It is an arithmetic number, because the mean of its divisors is an integer number (95005894275).

Almost surely, 2^{2131332222312} is an apocalyptic number.

It is an amenable number.

2131332222312 is an abundant number, since it is smaller than the sum of its proper divisors (3949045011288).

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

2131332222312 is a wasteful number, since it uses less digits than its factorization.

2131332222312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266683263 (or 266683253 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 2131332222312 its reverse (2132222331312), we get a palindrome (4263554553624).

The spelling of 2131332222312 in words is "two trillion, one hundred thirty-one billion, three hundred thirty-two million, two hundred twenty-two thousand, three hundred twelve".