212055334 has 4 divisors (see below), whose sum is σ = 318083004. Its totient is φ = 106027666.

The previous prime is 212055301. The next prime is 212055401. The reversal of 212055334 is 433550212.

212055334 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 212055299 and 212055308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53013832 + ... + 53013835.

It is an arithmetic number, because the mean of its divisors is an integer number (79520751).

Almost surely, 2^212055334 is an apocalyptic number.

212055334 is a deficient number, since it is larger than the sum of its proper divisors (106027670).

212055334 is a wasteful number, since it uses less digits than its factorization.

212055334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106027669.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 212055334 is about 14562.1198319475. The cubic root of 212055334 is about 596.3250689046.

The spelling of 212055334 in words is "two hundred twelve million, fifty-five thousand, three hundred thirty-four".