20222220312319 has 2 divisors, whose sum is σ = 20222220312320. Its totient is φ = 20222220312318.

The previous prime is 20222220312271. The next prime is 20222220312431. The reversal of 20222220312319 is 91321302222202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20222220312319 - 2⁹ = 20222220311807 is a prime.

It is a super-2 number, since 2×20222220312319² (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 (20222220312719) 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, 10111110156159 + 10111110156160.

It is an arithmetic number, because the mean of its divisors is an integer number (10111110156160).

Almost surely, 2^{20222220312319} is an apocalyptic number.

20222220312319 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222220312319 is an equidigital number, since it uses as much as digits as its factorization.

20222220312319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 20222220312319 in words is "twenty trillion, two hundred twenty-two billion, two hundred twenty million, three hundred twelve thousand, three hundred nineteen".