102001130999 has 4 divisors (see below), whose sum is σ = 102293398200. Its totient is φ = 101708863800.

The previous prime is 102001130941. The next prime is 102001131017. The reversal of 102001130999 is 999031100201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102001130999 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 (102001130909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146133077 + ... + 146133774.

It is an arithmetic number, because the mean of its divisors is an integer number (25573349550).

Almost surely, 2^102001130999 is an apocalyptic number.

102001130999 is a deficient number, since it is larger than the sum of its proper divisors (292267201).

102001130999 is an equidigital number, since it uses as much as digits as its factorization.

102001130999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292267200.

The product of its (nonzero) digits is 4374, while the sum is 35.

The spelling of 102001130999 in words is "one hundred two billion, one million, one hundred thirty thousand, nine hundred ninety-nine".