110000021999999 has 2 divisors, whose sum is σ = 110000022000000. Its totient is φ = 110000021999998.

The previous prime is 110000021999977. The next prime is 110000022000097. The reversal of 110000021999999 is 999999120000011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 110000021999999 - 2⁸ = 110000021999743 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110000021999099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000010999999 + 55000011000000.

It is an arithmetic number, because the mean of its divisors is an integer number (55000011000000).

Almost surely, 2^{110000021999999} is an apocalyptic number.

110000021999999 is a deficient number, since it is larger than the sum of its proper divisors (1).

110000021999999 is an equidigital number, since it uses as much as digits as its factorization.

110000021999999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1062882, while the sum is 59.

The spelling of 110000021999999 in words is "one hundred ten trillion, twenty-one million, nine hundred ninety-nine thousand, nine hundred ninety-nine".