899221333111 has 4 divisors (see below), whose sum is σ = 899223741000. Its totient is φ = 899218925224.

The previous prime is 899221333099. The next prime is 899221333139. The reversal of 899221333111 is 111333122998.

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 899221333111 - 2⁵ = 899221333079 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 (899221333711) 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, 510721 + ... + 1435018.

It is an arithmetic number, because the mean of its divisors is an integer number (224805935250).

Almost surely, 2^899221333111 is an apocalyptic number.

899221333111 is a deficient number, since it is larger than the sum of its proper divisors (2407889).

899221333111 is a wasteful number, since it uses less digits than its factorization.

899221333111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2407888.

The product of its digits is 69984, while the sum is 43.

The spelling of 899221333111 in words is "eight hundred ninety-nine billion, two hundred twenty-one million, three hundred thirty-three thousand, one hundred eleven".