111001101111097 has 2 divisors, whose sum is σ = 111001101111098. Its totient is φ = 111001101111096.

The previous prime is 111001101111073. The next prime is 111001101111127. The reversal of 111001101111097 is 790111101100111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67744027416976 + 43257073694121 = 8230676^2 + 6577011^2 .

It is a cyclic number.

It is not a de Polignac number, because 111001101111097 - 2¹⁹ = 111001100586809 is a prime.

It is not a weakly prime, because it can be changed into another prime (111001101111037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500550555548 + 55500550555549.

It is an arithmetic number, because the mean of its divisors is an integer number (55500550555549).

Almost surely, 2^{111001101111097} is an apocalyptic number.

It is an amenable number.

111001101111097 is a deficient number, since it is larger than the sum of its proper divisors (1).

111001101111097 is an equidigital number, since it uses as much as digits as its factorization.

111001101111097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63, while the sum is 25.

The spelling of 111001101111097 in words is "one hundred eleven trillion, one billion, one hundred one million, one hundred eleven thousand, ninety-seven".