1021101100199 has 2 divisors, whose sum is σ = 1021101100200. Its totient is φ = 1021101100198.

The previous prime is 1021101100193. The next prime is 1021101100223. The reversal of 1021101100199 is 9910011011201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021101100199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021101100193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510550550099 + 510550550100.

It is an arithmetic number, because the mean of its divisors is an integer number (510550550100).

Almost surely, 2^{1021101100199} is an apocalyptic number.

1021101100199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021101100199 is an equidigital number, since it uses as much as digits as its factorization.

1021101100199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 1021101100199 in words is "one trillion, twenty-one billion, one hundred one million, one hundred thousand, one hundred ninety-nine".