4021423132219 has 2 divisors, whose sum is σ = 4021423132220. Its totient is φ = 4021423132218.

The previous prime is 4021423132171. The next prime is 4021423132229. The reversal of 4021423132219 is 9122313241204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4021423132219 - 2²³ = 4021414743611 is a prime.

It is a super-2 number, since 2×4021423132219² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4021423132229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010711566109 + 2010711566110.

It is an arithmetic number, because the mean of its divisors is an integer number (2010711566110).

Almost surely, 2^{4021423132219} is an apocalyptic number.

4021423132219 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021423132219 is an equidigital number, since it uses as much as digits as its factorization.

4021423132219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 4021423132219 in words is "four trillion, twenty-one billion, four hundred twenty-three million, one hundred thirty-two thousand, two hundred nineteen".