22231313111 has 8 divisors (see below), whose sum is σ = 25658772384. Its totient is φ = 18866743200.

The previous prime is 22231313053. The next prime is 22231313119. The reversal of 22231313111 is 11131313222.

It is a happy number.

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 22231313111 - 2²² = 22227118807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22231313119) 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, 15721580 + ... + 15722993.

It is an arithmetic number, because the mean of its divisors is an integer number (3207346548).

Almost surely, 2^22231313111 is an apocalyptic number.

22231313111 is a deficient number, since it is larger than the sum of its proper divisors (3427459273).

22231313111 is a wasteful number, since it uses less digits than its factorization.

22231313111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31444681.

The product of its digits is 216, while the sum is 20.

Adding to 22231313111 its reverse (11131313222), we get a palindrome (33362626333).

The spelling of 22231313111 in words is "twenty-two billion, two hundred thirty-one million, three hundred thirteen thousand, one hundred eleven".