220423145419 has 2 divisors, whose sum is σ = 220423145420. Its totient is φ = 220423145418.

The previous prime is 220423145413. The next prime is 220423145471. The reversal of 220423145419 is 914541324022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220423145419 is a prime.

It is a super-2 number, since 2×220423145419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220423145413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110211572709 + 110211572710.

It is an arithmetic number, because the mean of its divisors is an integer number (110211572710).

Almost surely, 2^220423145419 is an apocalyptic number.

220423145419 is a deficient number, since it is larger than the sum of its proper divisors (1).

220423145419 is an equidigital number, since it uses as much as digits as its factorization.

220423145419 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 220423145419 in words is "two hundred twenty billion, four hundred twenty-three million, one hundred forty-five thousand, four hundred nineteen".