110111213199997 has 2 divisors, whose sum is σ = 110111213199998. Its totient is φ = 110111213199996.

The previous prime is 110111213199941. The next prime is 110111213200111. The reversal of 110111213199997 is 799991312111011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84606349745241 + 25504863454756 = 9198171^2 + 5050234^2 .

It is a cyclic number.

It is not a de Polignac number, because 110111213199997 - 2¹⁵ = 110111213167229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110111213199697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55055606599998 + 55055606599999.

It is an arithmetic number, because the mean of its divisors is an integer number (55055606599999).

Almost surely, 2^{110111213199997} is an apocalyptic number.

It is an amenable number.

110111213199997 is a deficient number, since it is larger than the sum of its proper divisors (1).

110111213199997 is an equidigital number, since it uses as much as digits as its factorization.

110111213199997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 275562, while the sum is 55.

The spelling of 110111213199997 in words is "one hundred ten trillion, one hundred eleven billion, two hundred thirteen million, one hundred ninety-nine thousand, nine hundred ninety-seven".