22276121111999 has 4 divisors (see below), whose sum is σ = 22301933535936. Its totient is φ = 22250308688064.

The previous prime is 22276121111983. The next prime is 22276121112017. The reversal of 22276121111999 is 99911112167222.

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 22276121111999 - 2⁴ = 22276121111983 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22276121111999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22276121111939) 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, 12906210674 + ... + 12906212399.

It is an arithmetic number, because the mean of its divisors is an integer number (5575483383984).

Almost surely, 2^{22276121111999} is an apocalyptic number.

22276121111999 is a deficient number, since it is larger than the sum of its proper divisors (25812423937).

22276121111999 is an equidigital number, since it uses as much as digits as its factorization.

22276121111999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25812423936.

The product of its digits is 489888, while the sum is 53.

The spelling of 22276121111999 in words is "twenty-two trillion, two hundred seventy-six billion, one hundred twenty-one million, one hundred eleven thousand, nine hundred ninety-nine".