1422521363819 has 2 divisors, whose sum is σ = 1422521363820. Its totient is φ = 1422521363818.

The previous prime is 1422521363771. The next prime is 1422521363843. The reversal of 1422521363819 is 9183631252241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1422521363819 - 2⁸ = 1422521363563 is a prime.

It is a super-2 number, since 2×1422521363819² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1422521365819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711260681909 + 711260681910.

It is an arithmetic number, because the mean of its divisors is an integer number (711260681910).

Almost surely, 2^{1422521363819} is an apocalyptic number.

1422521363819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422521363819 is an equidigital number, since it uses as much as digits as its factorization.

1422521363819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 622080, while the sum is 47.

The spelling of 1422521363819 in words is "one trillion, four hundred twenty-two billion, five hundred twenty-one million, three hundred sixty-three thousand, eight hundred nineteen".