110021587699 has 2 divisors, whose sum is σ = 110021587700. Its totient is φ = 110021587698.

The previous prime is 110021587681. The next prime is 110021587721. The reversal of 110021587699 is 996785120011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110021587699 is a prime.

It is a super-2 number, since 2×110021587699² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110021587609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55010793849 + 55010793850.

It is an arithmetic number, because the mean of its divisors is an integer number (55010793850).

Almost surely, 2^110021587699 is an apocalyptic number.

110021587699 is a deficient number, since it is larger than the sum of its proper divisors (1).

110021587699 is an equidigital number, since it uses as much as digits as its factorization.

110021587699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 49.

The spelling of 110021587699 in words is "one hundred ten billion, twenty-one million, five hundred eighty-seven thousand, six hundred ninety-nine".