113212112203 has 8 divisors (see below), whose sum is σ = 113321376000. Its totient is φ = 113102891688.

The previous prime is 113212112201. The next prime is 113212112219. The reversal of 113212112203 is 302211212311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113212112203 - 2¹ = 113212112201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113212112201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7663338 + ... + 7678096.

It is an arithmetic number, because the mean of its divisors is an integer number (14165172000).

Almost surely, 2^113212112203 is an apocalyptic number.

113212112203 is a deficient number, since it is larger than the sum of its proper divisors (109263797).

113212112203 is a wasteful number, since it uses less digits than its factorization.

113212112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21641.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 113212112203 its reverse (302211212311), we get a palindrome (415423324514).

The spelling of 113212112203 in words is "one hundred thirteen billion, two hundred twelve million, one hundred twelve thousand, two hundred three".