113013212011 has 4 divisors (see below), whose sum is σ = 129157956592. Its totient is φ = 96868467432.

The previous prime is 113013211967. The next prime is 113013212033. The reversal of 113013212011 is 110212310311.

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 113013212011 - 2¹³ = 113013203819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113013212071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8072372280 + ... + 8072372293.

It is an arithmetic number, because the mean of its divisors is an integer number (32289489148).

Almost surely, 2^113013212011 is an apocalyptic number.

113013212011 is a deficient number, since it is larger than the sum of its proper divisors (16144744581).

113013212011 is an equidigital number, since it uses as much as digits as its factorization.

113013212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16144744580.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 113013212011 its reverse (110212310311), we get a palindrome (223225522322).

The spelling of 113013212011 in words is "one hundred thirteen billion, thirteen million, two hundred twelve thousand, eleven".