221422005032479 has 2 divisors, whose sum is σ = 221422005032480. Its totient is φ = 221422005032478.

The previous prime is 221422005032441. The next prime is 221422005032533. The reversal of 221422005032479 is 974230500224122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221422005032479 - 2⁷ = 221422005032351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221422005035479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110711002516239 + 110711002516240.

It is an arithmetic number, because the mean of its divisors is an integer number (110711002516240).

Almost surely, 2^{221422005032479} is an apocalyptic number.

221422005032479 is a deficient number, since it is larger than the sum of its proper divisors (1).

221422005032479 is an equidigital number, since it uses as much as digits as its factorization.

221422005032479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 221422005032479 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, five million, thirty-two thousand, four hundred seventy-nine".