20332231002253 has 2 divisors, whose sum is σ = 20332231002254. Its totient is φ = 20332231002252.

The previous prime is 20332231002131. The next prime is 20332231002269. The reversal of 20332231002253 is 35220013223302.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20018089808964 + 314141193289 = 4474158^2 + 560483^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20332231002253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20332231006253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166115501126 + 10166115501127.

It is an arithmetic number, because the mean of its divisors is an integer number (10166115501127).

Almost surely, 2^{20332231002253} is an apocalyptic number.

It is an amenable number.

20332231002253 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332231002253 is an equidigital number, since it uses as much as digits as its factorization.

20332231002253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 28.

Adding to 20332231002253 its reverse (35220013223302), we get a palindrome (55552244225555).

The spelling of 20332231002253 in words is "twenty trillion, three hundred thirty-two billion, two hundred thirty-one million, two thousand, two hundred fifty-three".