212123011132212 has 48 divisors (see below), whose sum is σ = 523548396792960. Its totient is φ = 66706938574848.

The previous prime is 212123011132117. The next prime is 212123011132273. The reversal of 212123011132212 is 212231110321212.

212123011132212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5264100637 + ... + 5264140932.

It is an arithmetic number, because the mean of its divisors is an integer number (10907258266520).

Almost surely, 2^{212123011132212} is an apocalyptic number.

It is an amenable number.

212123011132212 is an abundant number, since it is smaller than the sum of its proper divisors (311425385660748).

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

212123011132212 is a wasteful number, since it uses less digits than its factorization.

212123011132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10528241672 (or 10528241670 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 212123011132212 its reverse (212231110321212), we get a palindrome (424354121453424).

The spelling of 212123011132212 in words is "two hundred twelve trillion, one hundred twenty-three billion, eleven million, one hundred thirty-two thousand, two hundred twelve".