212241200434220 has 12 divisors (see below), whose sum is σ = 445706520911904. Its totient is φ = 84896480173680.

The previous prime is 212241200434189. The next prime is 212241200434271. The reversal of 212241200434220 is 22434002142212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5306030010836 + ... + 5306030010875.

It is an arithmetic number, because the mean of its divisors is an integer number (37142210075992).

Almost surely, 2^{212241200434220} is an apocalyptic number.

212241200434220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212241200434220 is an abundant number, since it is smaller than the sum of its proper divisors (233465320477684).

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

212241200434220 is a wasteful number, since it uses less digits than its factorization.

212241200434220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10612060021720 (or 10612060021718 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 212241200434220 its reverse (22434002142212), we get a palindrome (234675202576432).

The spelling of 212241200434220 in words is "two hundred twelve trillion, two hundred forty-one billion, two hundred million, four hundred thirty-four thousand, two hundred twenty".