113012001211 has 4 divisors (see below), whose sum is σ = 116908966800. Its totient is φ = 109115035624.

The previous prime is 113012001191. The next prime is 113012001251. The reversal of 113012001211 is 112100210311.

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 113012001211 - 2²⁷ = 112877783483 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113012001191 and 113012001200.

It is not an unprimeable number, because it can be changed into a prime (113012001251) 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, 1948482751 + ... + 1948482808.

It is an arithmetic number, because the mean of its divisors is an integer number (29227241700).

Almost surely, 2^113012001211 is an apocalyptic number.

113012001211 is a deficient number, since it is larger than the sum of its proper divisors (3896965589).

113012001211 is an equidigital number, since it uses as much as digits as its factorization.

113012001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896965588.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 113012001211 its reverse (112100210311), we get a palindrome (225112211522).

The spelling of 113012001211 in words is "one hundred thirteen billion, twelve million, one thousand, two hundred eleven".