221422602142104 has 64 divisors (see below), whose sum is σ = 603882704609280. Its totient is φ = 67097438160000.

The previous prime is 221422602142097. The next prime is 221422602142109. The reversal of 221422602142104 is 401241206224122.

221422602142104 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221422602142109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56705634 + ... + 60484494.

It is an arithmetic number, because the mean of its divisors is an integer number (9435667259520).

Almost surely, 2^{221422602142104} is an apocalyptic number.

221422602142104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

221422602142104 is an abundant number, since it is smaller than the sum of its proper divisors (382460102467176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221422602142104 is a wasteful number, since it uses less digits than its factorization.

221422602142104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000832 (or 4000828 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 221422602142104 its reverse (401241206224122), we get a palindrome (622663808366226).

The spelling of 221422602142104 in words is "two hundred twenty-one trillion, four hundred twenty-two billion, six hundred two million, one hundred forty-two thousand, one hundred four".