442434222020 has 24 divisors (see below), whose sum is σ = 1061842133184. Its totient is φ = 151691733216.

The previous prime is 442434222001. The next prime is 442434222023. The reversal of 442434222020 is 20222434244.

It is not an unprimeable number, because it can be changed into a prime (442434222023) 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, 1580122082 + ... + 1580122361.

It is an arithmetic number, because the mean of its divisors is an integer number (44243422216).

Almost surely, 2^442434222020 is an apocalyptic number.

It is an amenable number.

442434222020 is an abundant number, since it is smaller than the sum of its proper divisors (619407911164).

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

442434222020 is a wasteful number, since it uses less digits than its factorization.

442434222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3160244459 (or 3160244457 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 442434222020 its reverse (20222434244), we get a palindrome (462656656264).

The spelling of 442434222020 in words is "four hundred forty-two billion, four hundred thirty-four million, two hundred twenty-two thousand, twenty".