1100100102089 has 2 divisors, whose sum is σ = 1100100102090. Its totient is φ = 1100100102088.

The previous prime is 1100100102041. The next prime is 1100100102193. The reversal of 1100100102089 is 9802010010011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 996618862864 + 103481239225 = 998308^2 + 321685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100100102089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100100102389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550050051044 + 550050051045.

It is an arithmetic number, because the mean of its divisors is an integer number (550050051045).

Almost surely, 2^{1100100102089} is an apocalyptic number.

It is an amenable number.

1100100102089 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100100102089 is an equidigital number, since it uses as much as digits as its factorization.

1100100102089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 1100100102089 in words is "one trillion, one hundred billion, one hundred million, one hundred two thousand, eighty-nine".