113312002001231 has 4 divisors (see below), whose sum is σ = 123613093092264. Its totient is φ = 103010910910200.

The previous prime is 113312002001197. The next prime is 113312002001257. The reversal of 113312002001231 is 132100200213311.

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 113312002001231 - 2⁶ = 113312002001167 is a prime.

It is a super-2 number, since 2×113312002001231² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113312002000231) 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, 5150545545500 + ... + 5150545545521.

It is an arithmetic number, because the mean of its divisors is an integer number (30903273273066).

Almost surely, 2^{113312002001231} is an apocalyptic number.

113312002001231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113312002001231 is a deficient number, since it is larger than the sum of its proper divisors (10301091091033).

113312002001231 is a wasteful number, since it uses less digits than its factorization.

113312002001231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10301091091032.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113312002001231 its reverse (132100200213311), we get a palindrome (245412202214542).

The spelling of 113312002001231 in words is "one hundred thirteen trillion, three hundred twelve billion, two million, one thousand, two hundred thirty-one".