4222355242122 has 128 divisors (see below), whose sum is σ = 9519746745600. Its totient is φ = 1387099219968.

The previous prime is 4222355242121. The next prime is 4222355242181. The reversal of 4222355242122 is 2212425532224.

4222355242122 is a `hidden beast` number, since 4 + 2 + 2 + 2 + 3 + 5 + 524 + 2 + 122 = 666.

It is not an unprimeable number, because it can be changed into a prime (4222355242121) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1547215654 + ... + 1547218382.

It is an arithmetic number, because the mean of its divisors is an integer number (74373021450).

Almost surely, 2^{4222355242122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4222355242122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4759873372800).

4222355242122 is an abundant number, since it is smaller than the sum of its proper divisors (5297391503478).

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

4222355242122 is a wasteful number, since it uses less digits than its factorization.

4222355242122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4197 (or 4191 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

The spelling of 4222355242122 in words is "four trillion, two hundred twenty-two billion, three hundred fifty-five million, two hundred forty-two thousand, one hundred twenty-two".