4352221331112 has 32 divisors (see below), whose sum is σ = 10905114422880. Its totient is φ = 1447465631040.

The previous prime is 4352221331099. The next prime is 4352221331137. The reversal of 4352221331112 is 2111331222534.

It is a self number, because there is not a number n which added to its sum of digits gives 4352221331112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204664939 + ... + 204686202.

It is an arithmetic number, because the mean of its divisors is an integer number (340784825715).

Almost surely, 2^{4352221331112} is an apocalyptic number.

It is an amenable number.

4352221331112 is an abundant number, since it is smaller than the sum of its proper divisors (6552893091768).

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

4352221331112 is a wasteful number, since it uses less digits than its factorization.

4352221331112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409351593 (or 409351589 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

Adding to 4352221331112 its reverse (2111331222534), we get a palindrome (6463552553646).

The spelling of 4352221331112 in words is "four trillion, three hundred fifty-two billion, two hundred twenty-one million, three hundred thirty-one thousand, one hundred twelve".