442322031102 has 256 divisors, whose sum is σ = 1131210178560. Its totient is φ = 112437964800.

The previous prime is 442322031089. The next prime is 442322031121. The reversal of 442322031102 is 201130223244.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 122626983 + ... + 122630589.

It is an arithmetic number, because the mean of its divisors is an integer number (4418789760).

Almost surely, 2^442322031102 is an apocalyptic number.

442322031102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 442322031102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (565605089280).

442322031102 is an abundant number, since it is smaller than the sum of its proper divisors (688888147458).

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

442322031102 is a wasteful number, since it uses less digits than its factorization.

442322031102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 442322031102 its reverse (201130223244), we get a palindrome (643452254346).

The spelling of 442322031102 in words is "four hundred forty-two billion, three hundred twenty-two million, thirty-one thousand, one hundred two".