11213100113 has 8 divisors (see below), whose sum is σ = 11256900000. Its totient is φ = 11169351648.

The previous prime is 11213100089. The next prime is 11213100133. The reversal of 11213100113 is 31100131211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11213100113 is a prime.

It is a super-2 number, since 2×11213100113² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11213100133) 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, 457238 + ... + 481136.

It is an arithmetic number, because the mean of its divisors is an integer number (1407112500).

Almost surely, 2^11213100113 is an apocalyptic number.

It is an amenable number.

11213100113 is a deficient number, since it is larger than the sum of its proper divisors (43799887).

11213100113 is a wasteful number, since it uses less digits than its factorization.

11213100113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25711.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11213100113 its reverse (31100131211), we get a palindrome (42313231324).

The spelling of 11213100113 in words is "eleven billion, two hundred thirteen million, one hundred thousand, one hundred thirteen".