1031120009999 has 8 divisors (see below), whose sum is σ = 1053135122688. Its totient is φ = 1009108080280.

The previous prime is 1031120009951. The next prime is 1031120010013. The reversal of 1031120009999 is 9999000211301.

1031120009999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1031120009999 - 2²⁰ = 1031118961423 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 (1031120009929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135137 + ... + 1442394.

It is an arithmetic number, because the mean of its divisors is an integer number (131641890336).

Almost surely, 2^{1031120009999} is an apocalyptic number.

1031120009999 is a deficient number, since it is larger than the sum of its proper divisors (22015112689).

1031120009999 is a wasteful number, since it uses less digits than its factorization.

1031120009999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591485.

The product of its (nonzero) digits is 39366, while the sum is 44.

The spelling of 1031120009999 in words is "one trillion, thirty-one billion, one hundred twenty million, nine thousand, nine hundred ninety-nine".