110202100021999 has 2 divisors, whose sum is σ = 110202100022000. Its totient is φ = 110202100021998.

The previous prime is 110202100021931. The next prime is 110202100022149. The reversal of 110202100021999 is 999120001202011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110202100021999 - 2²³ = 110202091633391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110202100021499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55101050010999 + 55101050011000.

It is an arithmetic number, because the mean of its divisors is an integer number (55101050011000).

Almost surely, 2^{110202100021999} is an apocalyptic number.

110202100021999 is a deficient number, since it is larger than the sum of its proper divisors (1).

110202100021999 is an equidigital number, since it uses as much as digits as its factorization.

110202100021999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 37.

The spelling of 110202100021999 in words is "one hundred ten trillion, two hundred two billion, one hundred million, twenty-one thousand, nine hundred ninety-nine".