1100201119991 has 2 divisors, whose sum is σ = 1100201119992. Its totient is φ = 1100201119990.

The previous prime is 1100201119981. The next prime is 1100201120017. The reversal of 1100201119991 is 1999111020011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100201119991 - 2¹⁰ = 1100201118967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100201119981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550100559995 + 550100559996.

It is an arithmetic number, because the mean of its divisors is an integer number (550100559996).

Almost surely, 2^{1100201119991} is an apocalyptic number.

1100201119991 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100201119991 is an equidigital number, since it uses as much as digits as its factorization.

1100201119991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 35.

The spelling of 1100201119991 in words is "one trillion, one hundred billion, two hundred one million, one hundred nineteen thousand, nine hundred ninety-one".