212321022304 has 12 divisors (see below), whose sum is σ = 418007012724. Its totient is φ = 106160511136.

The previous prime is 212321022281. The next prime is 212321022323. The reversal of 212321022304 is 403220123212.

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, 3317515942 + ... + 3317516005.

It is an arithmetic number, because the mean of its divisors is an integer number (34833917727).

Almost surely, 2^212321022304 is an apocalyptic number.

It is an amenable number.

212321022304 is a deficient number, since it is larger than the sum of its proper divisors (205685990420).

212321022304 is an equidigital number, since it uses as much as digits as its factorization.

212321022304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6635031957 (or 6635031949 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 212321022304 its reverse (403220123212), we get a palindrome (615541145516).

The spelling of 212321022304 in words is "two hundred twelve billion, three hundred twenty-one million, twenty-two thousand, three hundred four".