111100242997 has 2 divisors, whose sum is σ = 111100242998. Its totient is φ = 111100242996.

The previous prime is 111100242991. The next prime is 111100243003. The reversal of 111100242997 is 799242001111.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (111100242991) and next prime (111100243003).

It can be written as a sum of positive squares in only one way, i.e., 99991293796 + 11108949201 = 316214^2 + 105399^2 .

It is an emirp because it is prime and its reverse (799242001111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111100242997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111100242991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55550121498 + 55550121499.

It is an arithmetic number, because the mean of its divisors is an integer number (55550121499).

Almost surely, 2^111100242997 is an apocalyptic number.

It is an amenable number.

111100242997 is a deficient number, since it is larger than the sum of its proper divisors (1).

111100242997 is an equidigital number, since it uses as much as digits as its factorization.

111100242997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 37.

The spelling of 111100242997 in words is "one hundred eleven billion, one hundred million, two hundred forty-two thousand, nine hundred ninety-seven".