20212323319 has 2 divisors, whose sum is σ = 20212323320. Its totient is φ = 20212323318.

The previous prime is 20212323311. The next prime is 20212323353. The reversal of 20212323319 is 91332321202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20212323319 - 2³ = 20212323311 is a prime.

It is a super-2 number, since 2×20212323319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20212323311) 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, 10106161659 + 10106161660.

It is an arithmetic number, because the mean of its divisors is an integer number (10106161660).

Almost surely, 2^20212323319 is an apocalyptic number.

20212323319 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212323319 is an equidigital number, since it uses as much as digits as its factorization.

20212323319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 20212323319 in words is "twenty billion, two hundred twelve million, three hundred twenty-three thousand, three hundred nineteen".