212311433322 has 24 divisors (see below), whose sum is σ = 471227817060. Its totient is φ = 69044368320.

The previous prime is 212311433291. The next prime is 212311433351. The reversal of 212311433322 is 223334113212.

212311433322 is a `hidden beast` number, since 2 + 12 + 311 + 4 + 3 + 332 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 190629165321 + 21682268001 = 436611^2 + 147249^2 .

It is a super-2 number, since 2×212311433322² (a number of 23 digits) contains 22 as substring.

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, 143841697 + ... + 143843172.

Almost surely, 2^212311433322 is an apocalyptic number.

212311433322 is an abundant number, since it is smaller than the sum of its proper divisors (258916383738).

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

212311433322 is a wasteful number, since it uses less digits than its factorization.

212311433322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287684918 (or 287684915 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 212311433322 its reverse (223334113212), we get a palindrome (435645546534).

The spelling of 212311433322 in words is "two hundred twelve billion, three hundred eleven million, four hundred thirty-three thousand, three hundred twenty-two".