111573330166213 has 2 divisors, whose sum is σ = 111573330166214. Its totient is φ = 111573330166212.

The previous prime is 111573330166153. The next prime is 111573330166237. The reversal of 111573330166213 is 312661033375111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102412011693924 + 9161318472289 = 10119882^2 + 3026767^2 .

It is a cyclic number.

It is not a de Polignac number, because 111573330166213 - 2³³ = 111564740231621 is a prime.

It is a super-2 number, since 2×111573330166213² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111573330166213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111573330166813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55786665083106 + 55786665083107.

It is an arithmetic number, because the mean of its divisors is an integer number (55786665083107).

Almost surely, 2^{111573330166213} is an apocalyptic number.

It is an amenable number.

111573330166213 is a deficient number, since it is larger than the sum of its proper divisors (1).

111573330166213 is an equidigital number, since it uses as much as digits as its factorization.

111573330166213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 204120, while the sum is 43.

The spelling of 111573330166213 in words is "one hundred eleven trillion, five hundred seventy-three billion, three hundred thirty million, one hundred sixty-six thousand, two hundred thirteen".