221422005019142 has 16 divisors (see below), whose sum is σ = 337021839834912. Its totient is φ = 109083344543040.

The previous prime is 221422005019141. The next prime is 221422005019151. The reversal of 221422005019142 is 241910500224122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221422005019141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487972943 + ... + 488426490.

It is an arithmetic number, because the mean of its divisors is an integer number (21063864989682).

Almost surely, 2^{221422005019142} is an apocalyptic number.

221422005019142 is a deficient number, since it is larger than the sum of its proper divisors (115599834815770).

221422005019142 is a wasteful number, since it uses less digits than its factorization.

221422005019142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976401103.

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 221422005019142 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, five million, nineteen thousand, one hundred forty-two".