2131120231013 has 8 divisors (see below), whose sum is σ = 2256551198208. Its totient is φ = 2005697147584.

The previous prime is 2131120231003. The next prime is 2131120231039. The reversal of 2131120231013 is 3101320211312.

It is a happy number.

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

It is not a de Polignac number, because 2131120231013 - 2¹⁸ = 2131119968869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131120231003) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1409831 + ... + 2499972.

It is an arithmetic number, because the mean of its divisors is an integer number (282068899776).

Almost surely, 2^{2131120231013} is an apocalyptic number.

It is an amenable number.

2131120231013 is a deficient number, since it is larger than the sum of its proper divisors (125430967195).

2131120231013 is a wasteful number, since it uses less digits than its factorization.

2131120231013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941883.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 2131120231013 its reverse (3101320211312), we get a palindrome (5232440442325).

The spelling of 2131120231013 in words is "two trillion, one hundred thirty-one billion, one hundred twenty million, two hundred thirty-one thousand, thirteen".