20222223021331 has 8 divisors (see below), whose sum is σ = 20237495981360. Its totient is φ = 20206953331488.

The previous prime is 20222223021307. The next prime is 20222223021347. The reversal of 20222223021331 is 13312032222202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20222223021331 is a prime.

It is a super-2 number, since 2×20222223021331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20222223021296 and 20222223021305.

It is not an unprimeable number, because it can be changed into a prime (20222223021131) 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, 11626180 + ... + 13251886.

It is an arithmetic number, because the mean of its divisors is an integer number (2529686997670).

Almost surely, 2^{20222223021331} is an apocalyptic number.

20222223021331 is a deficient number, since it is larger than the sum of its proper divisors (15272960029).

20222223021331 is a wasteful number, since it uses less digits than its factorization.

20222223021331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635093.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20222223021331 its reverse (13312032222202), we get a palindrome (33534255243533).

The spelling of 20222223021331 in words is "twenty trillion, two hundred twenty-two billion, two hundred twenty-three million, twenty-one thousand, three hundred thirty-one".