113021512283 has 4 divisors (see below), whose sum is σ = 116918805840. Its totient is φ = 109124218728.

The previous prime is 113021512277. The next prime is 113021512313. The reversal of 113021512283 is 382215120311.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113021512283 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 3897293527 = 113021512283 / (1 + 1 + 3 + 0 + 2 + 1 + 5 + 1 + 2 + 2 + 8 + 3).

It is not an unprimeable number, because it can be changed into a prime (113021514283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1948646735 + ... + 1948646792.

It is an arithmetic number, because the mean of its divisors is an integer number (29229701460).

Almost surely, 2^113021512283 is an apocalyptic number.

113021512283 is a deficient number, since it is larger than the sum of its proper divisors (3897293557).

113021512283 is an equidigital number, since it uses as much as digits as its factorization.

113021512283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3897293556.

The product of its (nonzero) digits is 2880, while the sum is 29.

Adding to 113021512283 its reverse (382215120311), we get a palindrome (495236632594).

The spelling of 113021512283 in words is "one hundred thirteen billion, twenty-one million, five hundred twelve thousand, two hundred eighty-three".