111020000999 has 2 divisors, whose sum is σ = 111020001000. Its totient is φ = 111020000998.

The previous prime is 111020000983. The next prime is 111020001019. The reversal of 111020000999 is 999000020111.

It is a weak prime.

It is an emirp because it is prime and its reverse (999000020111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111020000999 - 2⁴ = 111020000983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111020000939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55510000499 + 55510000500.

It is an arithmetic number, because the mean of its divisors is an integer number (55510000500).

Almost surely, 2^111020000999 is an apocalyptic number.

111020000999 is a deficient number, since it is larger than the sum of its proper divisors (1).

111020000999 is an equidigital number, since it uses as much as digits as its factorization.

111020000999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1458, while the sum is 32.

The spelling of 111020000999 in words is "one hundred eleven billion, twenty million, nine hundred ninety-nine", and thus it is an aban number.