11100010997 has 2 divisors, whose sum is σ = 11100010998. Its totient is φ = 11100010996.

The previous prime is 11100010981. The next prime is 11100011011. The reversal of 11100010997 is 79901000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9142036996 + 1957974001 = 95614^2 + 44249^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100010997 - 2⁴ = 11100010981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100010907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550005498 + 5550005499.

It is an arithmetic number, because the mean of its divisors is an integer number (5550005499).

Almost surely, 2^11100010997 is an apocalyptic number.

It is an amenable number.

11100010997 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100010997 is an equidigital number, since it uses as much as digits as its factorization.

11100010997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567, while the sum is 29.

The spelling of 11100010997 in words is "eleven billion, one hundred million, ten thousand, nine hundred ninety-seven".