1110100021999 has 4 divisors (see below), whose sum is σ = 1145909700160. Its totient is φ = 1074290343840.

The previous prime is 1110100021997. The next prime is 1110100022011. The reversal of 1110100021999 is 9991200010111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1110100021999 - 2¹ = 1110100021997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110100021991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17904839034 + ... + 17904839095.

It is an arithmetic number, because the mean of its divisors is an integer number (286477425040).

Almost surely, 2^{1110100021999} is an apocalyptic number.

1110100021999 is a deficient number, since it is larger than the sum of its proper divisors (35809678161).

1110100021999 is an equidigital number, since it uses as much as digits as its factorization.

1110100021999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35809678160.

The product of its (nonzero) digits is 1458, while the sum is 34.

The spelling of 1110100021999 in words is "one trillion, one hundred ten billion, one hundred million, twenty-one thousand, nine hundred ninety-nine".