1100101111979 has 2 divisors, whose sum is σ = 1100101111980. Its totient is φ = 1100101111978.

The previous prime is 1100101111931. The next prime is 1100101112041. The reversal of 1100101111979 is 9791111010011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100101111979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100101111919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550050555989 + 550050555990.

It is an arithmetic number, because the mean of its divisors is an integer number (550050555990).

Almost surely, 2^{1100101111979} is an apocalyptic number.

1100101111979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100101111979 is an equidigital number, since it uses as much as digits as its factorization.

1100101111979 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 32.

The spelling of 1100101111979 in words is "one trillion, one hundred billion, one hundred one million, one hundred eleven thousand, nine hundred seventy-nine".