112131303213 has 4 divisors (see below), whose sum is σ = 149508404288. Its totient is φ = 74754202140.

The previous prime is 112131303211. The next prime is 112131303233. The reversal of 112131303213 is 312303131211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 112131303213 - 2¹ = 112131303211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112131303213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112131303211) 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, 18688550533 + ... + 18688550538.

It is an arithmetic number, because the mean of its divisors is an integer number (37377101072).

Almost surely, 2^112131303213 is an apocalyptic number.

It is an amenable number.

112131303213 is a deficient number, since it is larger than the sum of its proper divisors (37377101075).

112131303213 is an equidigital number, since it uses as much as digits as its factorization.

112131303213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37377101074.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 112131303213 its reverse (312303131211), we get a palindrome (424434434424).

The spelling of 112131303213 in words is "one hundred twelve billion, one hundred thirty-one million, three hundred three thousand, two hundred thirteen".