2131131312322 has 8 divisors (see below), whose sum is σ = 3208492899072. Its totient is φ = 1061633679300.

The previous prime is 2131131312263. The next prime is 2131131312379. The reversal of 2131131312322 is 2232131311312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1965987754 + ... + 1965988837.

It is an arithmetic number, because the mean of its divisors is an integer number (401061612384).

Almost surely, 2^{2131131312322} is an apocalyptic number.

2131131312322 is a deficient number, since it is larger than the sum of its proper divisors (1077361586750).

2131131312322 is a wasteful number, since it uses less digits than its factorization.

2131131312322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3931976864.

The product of its digits is 1296, while the sum is 25.

Adding to 2131131312322 its reverse (2232131311312), we get a palindrome (4363262623634).

The spelling of 2131131312322 in words is "two trillion, one hundred thirty-one billion, one hundred thirty-one million, three hundred twelve thousand, three hundred twenty-two".