113311022177 has 2 divisors, whose sum is σ = 113311022178. Its totient is φ = 113311022176.

The previous prime is 113311022173. The next prime is 113311022179. The reversal of 113311022177 is 771220113311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80233961536 + 33077060641 = 283256^2 + 181871^2 .

It is an emirp because it is prime and its reverse (771220113311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113311022177 - 2² = 113311022173 is a prime.

Together with 113311022179, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (113311022173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56655511088 + 56655511089.

It is an arithmetic number, because the mean of its divisors is an integer number (56655511089).

Almost surely, 2^113311022177 is an apocalyptic number.

It is an amenable number.

113311022177 is a deficient number, since it is larger than the sum of its proper divisors (1).

113311022177 is an equidigital number, since it uses as much as digits as its factorization.

113311022177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 29.

Adding to 113311022177 its reverse (771220113311), we get a palindrome (884531135488).

The spelling of 113311022177 in words is "one hundred thirteen billion, three hundred eleven million, twenty-two thousand, one hundred seventy-seven".