112131201202311 has 4 divisors (see below), whose sum is σ = 149508268269752. Its totient is φ = 74754134134872.

The previous prime is 112131201202301. The next prime is 112131201202387. The reversal of 112131201202311 is 113202102131211.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 112131201202311 - 2¹⁸ = 112131200940167 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 (112131201202301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18688533533716 + ... + 18688533533721.

It is an arithmetic number, because the mean of its divisors is an integer number (37377067067438).

Almost surely, 2^{112131201202311} is an apocalyptic number.

112131201202311 is a deficient number, since it is larger than the sum of its proper divisors (37377067067441).

112131201202311 is an equidigital number, since it uses as much as digits as its factorization.

112131201202311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37377067067440.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 112131201202311 its reverse (113202102131211), we get a palindrome (225333303333522).

The spelling of 112131201202311 in words is "one hundred twelve trillion, one hundred thirty-one billion, two hundred one million, two hundred two thousand, three hundred eleven".