22222021103331 has 8 divisors (see below), whose sum is σ = 33862127395584. Its totient is φ = 12698297773320.

The previous prime is 22222021103323. The next prime is 22222021103339. The reversal of 22222021103331 is 13330112022222.

It is an interprime number because it is at equal distance from previous prime (22222021103323) and next prime (22222021103339).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22222021103331 - 2³ = 22222021103323 is a prime.

It is a super-2 number, since 2×22222021103331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22222021103339) 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, 529095740535 + ... + 529095740576.

It is an arithmetic number, because the mean of its divisors is an integer number (4232765924448).

Almost surely, 2^{22222021103331} is an apocalyptic number.

22222021103331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22222021103331 is a deficient number, since it is larger than the sum of its proper divisors (11640106292253).

22222021103331 is a wasteful number, since it uses less digits than its factorization.

22222021103331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1058191481121.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 22222021103331 its reverse (13330112022222), we get a palindrome (35552133125553).

The spelling of 22222021103331 in words is "twenty-two trillion, two hundred twenty-two billion, twenty-one million, one hundred three thousand, three hundred thirty-one".