20332233311293 has 2 divisors, whose sum is σ = 20332233311294. Its totient is φ = 20332233311292.

The previous prime is 20332233311219. The next prime is 20332233311323. The reversal of 20332233311293 is 39211333223302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10799780835204 + 9532452476089 = 3286302^2 + 3087467^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20332233311293 is a prime.

It is a super-2 number, since 2×20332233311293² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20332233311393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166116655646 + 10166116655647.

It is an arithmetic number, because the mean of its divisors is an integer number (10166116655647).

Almost surely, 2^{20332233311293} is an apocalyptic number.

It is an amenable number.

20332233311293 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332233311293 is an equidigital number, since it uses as much as digits as its factorization.

20332233311293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 37.

Adding to 20332233311293 its reverse (39211333223302), we get a palindrome (59543566534595).

The spelling of 20332233311293 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirty-three million, three hundred eleven thousand, two hundred ninety-three".