212341443450 has 24 divisors (see below), whose sum is σ = 526606780128. Its totient is φ = 56624384880.

The previous prime is 212341443449. The next prime is 212341443463. The reversal of 212341443450 is 54344143212.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 707804662 + ... + 707804961.

It is an arithmetic number, because the mean of its divisors is an integer number (21941949172).

Almost surely, 2^212341443450 is an apocalyptic number.

212341443450 is an abundant number, since it is smaller than the sum of its proper divisors (314265336678).

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

212341443450 is a wasteful number, since it uses less digits than its factorization.

212341443450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1415609638 (or 1415609633 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 212341443450 its reverse (54344143212), we get a palindrome (266685586662).

The spelling of 212341443450 in words is "two hundred twelve billion, three hundred forty-one million, four hundred forty-three thousand, four hundred fifty".