442421202332 has 6 divisors (see below), whose sum is σ = 774237104088. Its totient is φ = 221210601164.

The previous prime is 442421202329. The next prime is 442421202343. The reversal of 442421202332 is 233202124244.

It is a junction number, because it is equal to n+sod(n) for n = 442421202295 and 442421202304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55302650288 + ... + 55302650295.

It is an arithmetic number, because the mean of its divisors is an integer number (129039517348).

Almost surely, 2^442421202332 is an apocalyptic number.

It is an amenable number.

442421202332 is a deficient number, since it is larger than the sum of its proper divisors (331815901756).

442421202332 is a wasteful number, since it uses less digits than its factorization.

442421202332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110605300587 (or 110605300585 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 442421202332 its reverse (233202124244), we get a palindrome (675623326576).

The spelling of 442421202332 in words is "four hundred forty-two billion, four hundred twenty-one million, two hundred two thousand, three hundred thirty-two".