20222232113287 has 2 divisors, whose sum is σ = 20222232113288. Its totient is φ = 20222232113286.

The previous prime is 20222232113249. The next prime is 20222232113311. The reversal of 20222232113287 is 78231123222202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20222232113287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222232113087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111116056643 + 10111116056644.

It is an arithmetic number, because the mean of its divisors is an integer number (10111116056644).

Almost surely, 2^{20222232113287} is an apocalyptic number.

20222232113287 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222232113287 is an equidigital number, since it uses as much as digits as its factorization.

20222232113287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 37.

Adding to 20222232113287 its reverse (78231123222202), we get a palindrome (98453355335489).

The spelling of 20222232113287 in words is "twenty trillion, two hundred twenty-two billion, two hundred thirty-two million, one hundred thirteen thousand, two hundred eighty-seven".