113212212311 has 32 divisors (see below), whose sum is σ = 127287853056. Its totient is φ = 99799776000.

The previous prime is 113212212227. The next prime is 113212212353.

113212212311 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113212212311 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 (113212212611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68076266 + ... + 68077928.

It is an arithmetic number, because the mean of its divisors is an integer number (3977745408).

Almost surely, 2^113212212311 is an apocalyptic number.

113212212311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

113212212311 is a deficient number, since it is larger than the sum of its proper divisors (14075640745).

113212212311 is a wasteful number, since it uses less digits than its factorization.

113212212311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543.

The product of its digits is 144, while the sum is 20.

It can be divided in two parts, 113212 and 212311, that added together give a palindrome (325523).

The spelling of 113212212311 in words is "one hundred thirteen billion, two hundred twelve million, two hundred twelve thousand, three hundred eleven".