1219338380023 has 2 divisors, whose sum is σ = 1219338380024. Its totient is φ = 1219338380022.

The previous prime is 1219338380021. The next prime is 1219338380027. The reversal of 1219338380023 is 3200838339121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1219338380023 - 2¹ = 1219338380021 is a prime.

It is a super-2 number, since 2×1219338380023² (a number of 25 digits) contains 22 as substring.

Together with 1219338380021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1219338380021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 609669190011 + 609669190012.

It is an arithmetic number, because the mean of its divisors is an integer number (609669190012).

Almost surely, 2^{1219338380023} is an apocalyptic number.

1219338380023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1219338380023 is an equidigital number, since it uses as much as digits as its factorization.

1219338380023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 1219338380023 in words is "one trillion, two hundred nineteen billion, three hundred thirty-eight million, three hundred eighty thousand, twenty-three".