21332223331019 has 2 divisors, whose sum is σ = 21332223331020. Its totient is φ = 21332223331018.

The previous prime is 21332223330991. The next prime is 21332223331021. The reversal of 21332223331019 is 91013332223312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21332223331019 - 2¹² = 21332223326923 is a prime.

It is a super-2 number, since 2×21332223331019² (a number of 27 digits) contains 22 as substring.

Together with 21332223331021, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21332223331019.

It is not a weakly prime, because it can be changed into another prime (21332223331819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10666111665509 + 10666111665510.

It is an arithmetic number, because the mean of its divisors is an integer number (10666111665510).

Almost surely, 2^{21332223331019} is an apocalyptic number.

21332223331019 is a deficient number, since it is larger than the sum of its proper divisors (1).

21332223331019 is an equidigital number, since it uses as much as digits as its factorization.

21332223331019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 35.

The spelling of 21332223331019 in words is "twenty-one trillion, three hundred thirty-two billion, two hundred twenty-three million, three hundred thirty-one thousand, nineteen".