32111111218117 has 2 divisors, whose sum is σ = 32111111218118. Its totient is φ = 32111111218116.

The previous prime is 32111111218057. The next prime is 32111111218159. The reversal of 32111111218117 is 71181211111123.

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., 31997643969316 + 113467248801 = 5656646^2 + 336849^2 .

It is a cyclic number.

It is not a de Polignac number, because 32111111218117 - 2⁷ = 32111111217989 is a prime.

It is a super-2 number, since 2×32111111218117² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32111111218217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16055555609058 + 16055555609059.

It is an arithmetic number, because the mean of its divisors is an integer number (16055555609059).

Almost surely, 2^{32111111218117} is an apocalyptic number.

It is an amenable number.

32111111218117 is a deficient number, since it is larger than the sum of its proper divisors (1).

32111111218117 is an equidigital number, since it uses as much as digits as its factorization.

32111111218117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 672, while the sum is 31.

The spelling of 32111111218117 in words is "thirty-two trillion, one hundred eleven billion, one hundred eleven million, two hundred eighteen thousand, one hundred seventeen".