201320110999 has 48 divisors (see below), whose sum is σ = 243458437120. Its totient is φ = 162905489280.

The previous prime is 201320110987. The next prime is 201320111077. The reversal of 201320110999 is 999011023102.

It is a happy number.

It is not a de Polignac number, because 201320110999 - 2⁵ = 201320110967 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 (201320110949) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 219063862 + ... + 219064780.

Almost surely, 2^201320110999 is an apocalyptic number.

201320110999 is a deficient number, since it is larger than the sum of its proper divisors (42138326121).

201320110999 is an equidigital number, since it uses as much as digits as its factorization.

201320110999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508 (or 1461 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 37.

The spelling of 201320110999 in words is "two hundred one billion, three hundred twenty million, one hundred ten thousand, nine hundred ninety-nine".