111010011109997 has 2 divisors, whose sum is σ = 111010011109998. Its totient is φ = 111010011109996.

The previous prime is 111010011109961. The next prime is 111010011110057. The reversal of 111010011109997 is 799901110010111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67327177838596 + 43682833271401 = 8205314^2 + 6609299^2 .

It is a cyclic number.

It is not a de Polignac number, because 111010011109997 - 2²² = 111010006915693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111010011109097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505005554998 + 55505005554999.

It is an arithmetic number, because the mean of its divisors is an integer number (55505005554999).

Almost surely, 2^{111010011109997} is an apocalyptic number.

It is an amenable number.

111010011109997 is a deficient number, since it is larger than the sum of its proper divisors (1).

111010011109997 is an equidigital number, since it uses as much as digits as its factorization.

111010011109997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5103, while the sum is 41.

The spelling of 111010011109997 in words is "one hundred eleven trillion, ten billion, eleven million, one hundred nine thousand, nine hundred ninety-seven".