113001212001 has 4 divisors (see below), whose sum is σ = 150668282672. Its totient is φ = 75334141332.

The previous prime is 113001211987. The next prime is 113001212087. The reversal of 113001212001 is 100212100311.

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 113001212001 - 2⁵ = 113001211969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113001212101) 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, 18833535331 + ... + 18833535336.

It is an arithmetic number, because the mean of its divisors is an integer number (37667070668).

Almost surely, 2^113001212001 is an apocalyptic number.

It is an amenable number.

113001212001 is a deficient number, since it is larger than the sum of its proper divisors (37667070671).

113001212001 is an equidigital number, since it uses as much as digits as its factorization.

113001212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37667070670.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 113001212001 its reverse (100212100311), we get a palindrome (213213312312).

The spelling of 113001212001 in words is "one hundred thirteen billion, one million, two hundred twelve thousand, one".