212322132222 has 32 divisors (see below), whose sum is σ = 436630420512. Its totient is φ = 68780818944.

The previous prime is 212322132203. The next prime is 212322132223. The reversal of 212322132222 is 222231223212.

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

It is a junction number, because it is equal to n+sod(n) for n = 212322132192 and 212322132201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212322132223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367743 + ... + 748250.

It is an arithmetic number, because the mean of its divisors is an integer number (13644700641).

Almost surely, 2^212322132222 is an apocalyptic number.

212322132222 is an abundant number, since it is smaller than the sum of its proper divisors (224308288290).

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

212322132222 is a wasteful number, since it uses less digits than its factorization.

212322132222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116892.

The product of its digits is 2304, while the sum is 24.

Adding to 212322132222 its reverse (222231223212), we get a palindrome (434553355434).

The spelling of 212322132222 in words is "two hundred twelve billion, three hundred twenty-two million, one hundred thirty-two thousand, two hundred twenty-two".