4021423122863 has 2 divisors, whose sum is σ = 4021423122864. Its totient is φ = 4021423122862.

The previous prime is 4021423122793. The next prime is 4021423122881. The reversal of 4021423122863 is 3682213241204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4021423122863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021423322863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010711561431 + 2010711561432.

It is an arithmetic number, because the mean of its divisors is an integer number (2010711561432).

Almost surely, 2^{4021423122863} is an apocalyptic number.

4021423122863 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021423122863 is an equidigital number, since it uses as much as digits as its factorization.

4021423122863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 4021423122863 in words is "four trillion, twenty-one billion, four hundred twenty-three million, one hundred twenty-two thousand, eight hundred sixty-three".