22000111331 has 4 divisors (see below), whose sum is σ = 24000121464. Its totient is φ = 20000101200.

The previous prime is 22000111313. The next prime is 22000111379. The reversal of 22000111331 is 13311100022.

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 22000111331 - 2¹⁴ = 22000094947 is a prime.

It is a super-2 number, since 2×22000111331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22000117331) 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, 1000005050 + ... + 1000005071.

It is an arithmetic number, because the mean of its divisors is an integer number (6000030366).

Almost surely, 2^22000111331 is an apocalyptic number.

22000111331 is a deficient number, since it is larger than the sum of its proper divisors (2000010133).

22000111331 is a wasteful number, since it uses less digits than its factorization.

22000111331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000010132.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 22000111331 its reverse (13311100022), we get a palindrome (35311211353).

It can be divided in two parts, 22000 and 111331, that added together give a palindrome (133331).

The spelling of 22000111331 in words is "twenty-two billion, one hundred eleven thousand, three hundred thirty-one".