22000231111 has 8 divisors (see below), whose sum is σ = 22767837120. Its totient is φ = 21233223648.

The previous prime is 22000231079. The next prime is 22000231129. The reversal of 22000231111 is 11113200022.

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 22000231111 - 2⁵ = 22000231079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22000231091 and 22000231100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000231411) 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, 74191 + ... + 222496.

It is an arithmetic number, because the mean of its divisors is an integer number (2845979640).

Almost surely, 2^22000231111 is an apocalyptic number.

22000231111 is a deficient number, since it is larger than the sum of its proper divisors (767606009).

22000231111 is a wasteful number, since it uses less digits than its factorization.

22000231111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299273.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 22000231111 its reverse (11113200022), we get a palindrome (33113431133).

The spelling of 22000231111 in words is "twenty-two billion, two hundred thirty-one thousand, one hundred eleven".