113220251249 has 8 divisors (see below), whose sum is σ = 129747149568. Its totient is φ = 96781497120.

The previous prime is 113220251201. The next prime is 113220251269. The reversal of 113220251249 is 942152022311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113220251249 - 2⁸ = 113220250993 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113220251269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22033292 + ... + 22038429.

It is an arithmetic number, because the mean of its divisors is an integer number (16218393696).

Almost surely, 2^113220251249 is an apocalyptic number.

It is an amenable number.

113220251249 is a deficient number, since it is larger than the sum of its proper divisors (16526898319).

113220251249 is an equidigital number, since it uses as much as digits as its factorization.

113220251249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44072095.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 113220251249 in words is "one hundred thirteen billion, two hundred twenty million, two hundred fifty-one thousand, two hundred forty-nine".