113211002112109 has 24 divisors (see below), whose sum is σ = 131765611945464. Its totient is φ = 96859765939200.

The previous prime is 113211002112067. The next prime is 113211002112119. The reversal of 113211002112109 is 901211200112311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 28965956292009 + 84245045820100 = 5382003^2 + 9178510^2 .

It is not a de Polignac number, because 113211002112109 - 2²⁹ = 113210465241197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113211002112119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36611899 + ... + 39583495.

It is an arithmetic number, because the mean of its divisors is an integer number (5490233831061).

Almost surely, 2^{113211002112109} is an apocalyptic number.

It is an amenable number.

113211002112109 is a deficient number, since it is larger than the sum of its proper divisors (18554609833355).

113211002112109 is a wasteful number, since it uses less digits than its factorization.

113211002112109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2990157 (or 2990146 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 113211002112109 in words is "one hundred thirteen trillion, two hundred eleven billion, two million, one hundred twelve thousand, one hundred nine".