112012212101131 has 4 divisors (see below), whose sum is σ = 112012291986264. Its totient is φ = 112012132216000.

The previous prime is 112012212101099. The next prime is 112012212101173. The reversal of 112012212101131 is 131101212210211.

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 112012212101131 - 2⁵ = 112012212101099 is a prime.

It is a super-2 number, since 2×112012212101131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112012212101099 and 112012212101108.

It is not an unprimeable number, because it can be changed into a prime (112012212111131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37801045 + ... + 40656406.

It is an arithmetic number, because the mean of its divisors is an integer number (28003072996566).

Almost surely, 2^{112012212101131} is an apocalyptic number.

112012212101131 is a deficient number, since it is larger than the sum of its proper divisors (79885133).

112012212101131 is an equidigital number, since it uses as much as digits as its factorization.

112012212101131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79885132.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 112012212101131 its reverse (131101212210211), we get a palindrome (243113424311342).

The spelling of 112012212101131 in words is "one hundred twelve trillion, twelve billion, two hundred twelve million, one hundred one thousand, one hundred thirty-one".