420373223419 has 2 divisors, whose sum is σ = 420373223420. Its totient is φ = 420373223418.

The previous prime is 420373223401. The next prime is 420373223447. The reversal of 420373223419 is 914322373024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 420373223419 - 2²³ = 420364834811 is a prime.

It is a super-2 number, since 2×420373223419² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (420373223449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210186611709 + 210186611710.

It is an arithmetic number, because the mean of its divisors is an integer number (210186611710).

Almost surely, 2^420373223419 is an apocalyptic number.

420373223419 is a deficient number, since it is larger than the sum of its proper divisors (1).

420373223419 is an equidigital number, since it uses as much as digits as its factorization.

420373223419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 420373223419 in words is "four hundred twenty billion, three hundred seventy-three million, two hundred twenty-three thousand, four hundred nineteen".