113211121113 has 12 divisors (see below), whose sum is σ = 165497382960. Its totient is φ = 74564753976.

The previous prime is 113211121103. The next prime is 113211121129. The reversal of 113211121113 is 311121112311.

It is not a de Polignac number, because 113211121113 - 2⁵ = 113211121081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113211121103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75776443 + ... + 75777936.

It is an arithmetic number, because the mean of its divisors is an integer number (13791448580).

Almost surely, 2^113211121113 is an apocalyptic number.

It is an amenable number.

113211121113 is a deficient number, since it is larger than the sum of its proper divisors (52286261847).

113211121113 is a wasteful number, since it uses less digits than its factorization.

113211121113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151554468 (or 151554465 counting only the distinct ones).

The product of its digits is 36, while the sum is 18.

Adding to 113211121113 its reverse (311121112311), we get a palindrome (424332233424).

The spelling of 113211121113 in words is "one hundred thirteen billion, two hundred eleven million, one hundred twenty-one thousand, one hundred thirteen".