20332233371231 has 2 divisors, whose sum is σ = 20332233371232. Its totient is φ = 20332233371230.

The previous prime is 20332233371227. The next prime is 20332233371249. The reversal of 20332233371231 is 13217333223302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20332233371231 - 2² = 20332233371227 is a prime.

It is a super-2 number, since 2×20332233371231² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20332233371191 and 20332233371200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20332233371251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166116685615 + 10166116685616.

It is an arithmetic number, because the mean of its divisors is an integer number (10166116685616).

Almost surely, 2^{20332233371231} is an apocalyptic number.

20332233371231 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332233371231 is an equidigital number, since it uses as much as digits as its factorization.

20332233371231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 35.

Adding to 20332233371231 its reverse (13217333223302), we get a palindrome (33549566594533).

The spelling of 20332233371231 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirty-three million, three hundred seventy-one thousand, two hundred thirty-one".