442031421102 has 8 divisors (see below), whose sum is σ = 884062842216. Its totient is φ = 147343807032.

The previous prime is 442031421077. The next prime is 442031421119. The reversal of 442031421102 is 201124130244.

It is a sphenic number, since it is the product of 3 distinct primes.

442031421102 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36835951753 + ... + 36835951764.

It is an arithmetic number, because the mean of its divisors is an integer number (110507855277).

Almost surely, 2^442031421102 is an apocalyptic number.

442031421102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

442031421102 is a wasteful number, since it uses less digits than its factorization.

442031421102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73671903522.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 442031421102 its reverse (201124130244), we get a palindrome (643155551346).

The spelling of 442031421102 in words is "four hundred forty-two billion, thirty-one million, four hundred twenty-one thousand, one hundred two".