22002031333331 has 12 divisors (see below), whose sum is σ = 25599955353408. Its totient is φ = 18854643002832.

The previous prime is 22002031333319. The next prime is 22002031333397. The reversal of 22002031333331 is 13333313020022.

It is a happy number.

It is not a de Polignac number, because 22002031333331 - 2⁴² = 17603984822227 is a prime.

It is a super-2 number, since 2×22002031333331² (a number of 27 digits) contains 22 as substring.

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 22002031333331.

It is not an unprimeable number, because it can be changed into a prime (22002031333631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50267936 + ... + 50703741.

It is an arithmetic number, because the mean of its divisors is an integer number (2133329612784).

Almost surely, 2^{22002031333331} is an apocalyptic number.

22002031333331 is a deficient number, since it is larger than the sum of its proper divisors (3597924020077).

22002031333331 is a wasteful number, since it uses less digits than its factorization.

22002031333331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100976138 (or 100976131 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 22002031333331 its reverse (13333313020022), we get a palindrome (35335344353353).

The spelling of 22002031333331 in words is "twenty-two trillion, two billion, thirty-one million, three hundred thirty-three thousand, three hundred thirty-one".