112311011231131 has 4 divisors (see below), whose sum is σ = 112311251609832. Its totient is φ = 112310770852432.

The previous prime is 112311011231119. The next prime is 112311011231161. The reversal of 112311011231131 is 131132110113211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 112311011231131 - 2¹⁵ = 112311011198363 is a prime.

It is a super-2 number, since 2×112311011231131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112311011231101) 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, 119487145 + ... + 120423418.

It is an arithmetic number, because the mean of its divisors is an integer number (28077812902458).

Almost surely, 2^{112311011231131} is an apocalyptic number.

112311011231131 is a deficient number, since it is larger than the sum of its proper divisors (240378701).

112311011231131 is an equidigital number, since it uses as much as digits as its factorization.

112311011231131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240378700.

The product of its (nonzero) digits is 108, while the sum is 22.

Adding to 112311011231131 its reverse (131132110113211), we get a palindrome (243443121344342).

The spelling of 112311011231131 in words is "one hundred twelve trillion, three hundred eleven billion, eleven million, two hundred thirty-one thousand, one hundred thirty-one".