11100198973 has 2 divisors, whose sum is σ = 11100198974. Its totient is φ = 11100198972.

The previous prime is 11100198961. The next prime is 11100199031. The reversal of 11100198973 is 37989100111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8591992249 + 2508206724 = 92693^2 + 50082^2 .

It is a cyclic number.

It is not a de Polignac number, because 11100198973 - 2²¹ = 11098101821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11100198953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550099486 + 5550099487.

It is an arithmetic number, because the mean of its divisors is an integer number (5550099487).

Almost surely, 2^11100198973 is an apocalyptic number.

It is an amenable number.

11100198973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11100198973 is an equidigital number, since it uses as much as digits as its factorization.

11100198973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 40.

The spelling of 11100198973 in words is "eleven billion, one hundred million, one hundred ninety-eight thousand, nine hundred seventy-three".