20220433331 has 8 divisors (see below), whose sum is σ = 23500746240. Its totient is φ = 17038040328.

The previous prime is 20220433319. The next prime is 20220433349. The reversal of 20220433331 is 13333402202.

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

It is a cyclic number.

It is not a de Polignac number, because 20220433331 - 2¹⁰ = 20220432307 is a prime.

It is a super-2 number, since 2×20220433331² (a number of 21 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 = 20220433297 and 20220433306.

It is not an unprimeable number, because it can be changed into a prime (20220433381) 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, 24479531 + ... + 24480356.

It is an arithmetic number, because the mean of its divisors is an integer number (2937593280).

Almost surely, 2^20220433331 is an apocalyptic number.

20220433331 is a deficient number, since it is larger than the sum of its proper divisors (3280312909).

20220433331 is an equidigital number, since it uses as much as digits as its factorization.

20220433331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48959953.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20220433331 its reverse (13333402202), we get a palindrome (33553835533).

The spelling of 20220433331 in words is "twenty billion, two hundred twenty million, four hundred thirty-three thousand, three hundred thirty-one".