442211112212 has 24 divisors (see below), whose sum is σ = 784598834880. Its totient is φ = 218061086400.

The previous prime is 442211112193. The next prime is 442211112227. The reversal of 442211112212 is 212211112244.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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, 2549633 + ... + 2717544.

It is an arithmetic number, because the mean of its divisors is an integer number (32691618120).

Almost surely, 2^442211112212 is an apocalyptic number.

It is an amenable number.

442211112212 is a deficient number, since it is larger than the sum of its proper divisors (342387722668).

442211112212 is a wasteful number, since it uses less digits than its factorization.

442211112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5267471 (or 5267469 counting only the distinct ones).

The product of its digits is 512, while the sum is 23.

Adding to 442211112212 its reverse (212211112244), we get a palindrome (654422224456).

The spelling of 442211112212 in words is "four hundred forty-two billion, two hundred eleven million, one hundred twelve thousand, two hundred twelve".