22000313331 has 24 divisors (see below), whose sum is σ = 33331531584. Its totient is φ = 13966836480.

The previous prime is 22000313329. The next prime is 22000313339. The reversal of 22000313331 is 13331300022.

22000313331 is a `hidden beast` number, since 2 + 20 + 0 + 0 + 313 + 331 = 666.

It is not a de Polignac number, because 22000313331 - 2¹ = 22000313329 is a prime.

It is a super-2 number, since 2×22000313331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22000313339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 687190 + ... + 718491.

It is an arithmetic number, because the mean of its divisors is an integer number (1388813816).

Almost surely, 2^22000313331 is an apocalyptic number.

22000313331 is a deficient number, since it is larger than the sum of its proper divisors (11331218253).

22000313331 is a wasteful number, since it uses less digits than its factorization.

22000313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1405771 (or 1405768 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 22000313331 its reverse (13331300022), we get a palindrome (35331613353).

The spelling of 22000313331 in words is "twenty-two billion, three hundred thirteen thousand, three hundred thirty-one".