212212343034 has 96 divisors (see below), whose sum is σ = 512960273280. Its totient is φ = 63011229696.

The previous prime is 212212343033. The next prime is 212212343039. The reversal of 212212343034 is 430343212212.

212212343034 is a `hidden beast` number, since 2 + 1 + 221 + 2 + 3 + 430 + 3 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 212212342989 and 212212343007.

It is not an unprimeable number, because it can be changed into a prime (212212343033) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6163114 + ... + 6197450.

It is an arithmetic number, because the mean of its divisors is an integer number (5343336180).

Almost surely, 2^212212343034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212212343034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256480136640).

212212343034 is an abundant number, since it is smaller than the sum of its proper divisors (300747930246).

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

212212343034 is a wasteful number, since it uses less digits than its factorization.

212212343034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35444 (or 35441 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 212212343034 its reverse (430343212212), we get a palindrome (642555555246).

The spelling of 212212343034 in words is "two hundred twelve billion, two hundred twelve million, three hundred forty-three thousand, thirty-four".