442000022022 has 64 divisors (see below), whose sum is σ = 1083577360320. Its totient is φ = 132682924800.

The previous prime is 442000021993. The next prime is 442000022041. The reversal of 442000022022 is 220220000244.

442000022022 is a `hidden beast` number, since 4 + 420 + 0 + 0 + 0 + 220 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 442000021986 and 442000022004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7649629 + ... + 7707192.

It is an arithmetic number, because the mean of its divisors is an integer number (16930896255).

Almost surely, 2^442000022022 is an apocalyptic number.

442000022022 is an abundant number, since it is smaller than the sum of its proper divisors (641577338298).

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

442000022022 is a wasteful number, since it uses less digits than its factorization.

442000022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15356886 (or 15356880 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 442000022022 its reverse (220220000244), we get a palindrome (662220022266).

The spelling of 442000022022 in words is "four hundred forty-two billion, twenty-two thousand, twenty-two".