11212311132113 has 16 divisors (see below), whose sum is σ = 13827422448000. Its totient is φ = 8853500987136.

The previous prime is 11212311132109. The next prime is 11212311132131. The reversal of 11212311132113 is 31123111321211.

11212311132113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11212311132113 - 2² = 11212311132109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11212311132133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123413720 + ... + 123504537.

It is an arithmetic number, because the mean of its divisors is an integer number (864213903000).

Almost surely, 2^{11212311132113} is an apocalyptic number.

11212311132113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11212311132113 is a deficient number, since it is larger than the sum of its proper divisors (2615111315887).

11212311132113 is a wasteful number, since it uses less digits than its factorization.

11212311132113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246918776.

The product of its digits is 216, while the sum is 23.

Adding to 11212311132113 its reverse (31123111321211), we get a palindrome (42335422453324).

The spelling of 11212311132113 in words is "eleven trillion, two hundred twelve billion, three hundred eleven million, one hundred thirty-two thousand, one hundred thirteen".