221422005019151 has 2 divisors, whose sum is σ = 221422005019152. Its totient is φ = 221422005019150.

The previous prime is 221422005019141. The next prime is 221422005019219. The reversal of 221422005019151 is 151910500224122.

It is a happy number.

221422005019151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 221422005019151 - 2¹⁴ = 221422005002767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221422005019121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110711002509575 + 110711002509576.

It is an arithmetic number, because the mean of its divisors is an integer number (110711002509576).

Almost surely, 2^{221422005019151} is an apocalyptic number.

221422005019151 is a deficient number, since it is larger than the sum of its proper divisors (1).

221422005019151 is an equidigital number, since it uses as much as digits as its factorization.

221422005019151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 35.

The spelling of 221422005019151 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, five million, nineteen thousand, one hundred fifty-one".