899999999913331 has 4 divisors (see below), whose sum is σ = 901047729832600. Its totient is φ = 898952269994064.

The previous prime is 899999999913323. The next prime is 899999999913367. The reversal of 899999999913331 is 133319999999998.

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 899999999913331 - 2³ = 899999999913323 is a prime.

It is a super-2 number, since 2×899999999913331² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (899999999913431) 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, 523864958346 + ... + 523864960063.

It is an arithmetic number, because the mean of its divisors is an integer number (225261932458150).

Almost surely, 2^{899999999913331} is an apocalyptic number.

899999999913331 is a deficient number, since it is larger than the sum of its proper divisors (1047729919269).

899999999913331 is a wasteful number, since it uses less digits than its factorization.

899999999913331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047729919268.

The product of its digits is 83682825624, while the sum is 100.

The spelling of 899999999913331 in words is "eight hundred ninety-nine trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred thirteen thousand, three hundred thirty-one".