11301020131999 has 4 divisors (see below), whose sum is σ = 12170329372936. Its totient is φ = 10431710891064.

The previous prime is 11301020131981. The next prime is 11301020132033. The reversal of 11301020131999 is 99913102010311.

11301020131999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11301020131999 - 2²³ = 11301011743391 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 (11301020131949) 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, 434654620449 + ... + 434654620474.

It is an arithmetic number, because the mean of its divisors is an integer number (3042582343234).

Almost surely, 2^{11301020131999} is an apocalyptic number.

11301020131999 is a deficient number, since it is larger than the sum of its proper divisors (869309240937).

11301020131999 is an equidigital number, since it uses as much as digits as its factorization.

11301020131999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869309240936.

The product of its (nonzero) digits is 13122, while the sum is 40.

The spelling of 11301020131999 in words is "eleven trillion, three hundred one billion, twenty million, one hundred thirty-one thousand, nine hundred ninety-nine".