221422005019106 has 16 divisors (see below), whose sum is σ = 334560977731800. Its totient is φ = 109901696701440.

The previous prime is 221422005019091. The next prime is 221422005019121. The reversal of 221422005019106 is 601910500224122.

221422005019106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (221422005019091) and next prime (221422005019121).

It can be written as a sum of positive squares in 4 ways, for example, as 124621298618881 + 96800706400225 = 11163391^2 + 9838735^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21088886 + ... + 29792366.

Almost surely, 2^{221422005019106} is an apocalyptic number.

221422005019106 is a deficient number, since it is larger than the sum of its proper divisors (113138972712694).

221422005019106 is a wasteful number, since it uses less digits than its factorization.

221422005019106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8796469.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 221422005019106 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, five million, nineteen thousand, one hundred six".