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BaseRepresentation
bin11001010011011…
…01110101000100
3112210102001000102
430221231311010
5413314342322
633021303232
75155125161
oct1451556504
9483361012
10212262212
11a98a8818
125b104b18
1334c8b756
1420295068
151397c792
hexca6dd44

212262212 has 12 divisors (see below), whose sum is σ = 374384640. Its totient is φ = 105295176.

The previous prime is 212262209. The next prime is 212262217.

212262212 is nontrivially palindromic in base 10.

212262212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212262217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208412 + ... + 209427.

It is an arithmetic number, because the mean of its divisors is an integer number (31198720).

Almost surely, 2212262212 is an apocalyptic number.

It is an amenable number.

212262212 is a deficient number, since it is larger than the sum of its proper divisors (162122428).

212262212 is a wasteful number, since it uses less digits than its factorization.

212262212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417970 (or 417968 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 212262212 is about 14569.2213930601. The cubic root of 212262212 is about 596.5189278043.

The spelling of 212262212 in words is "two hundred twelve million, two hundred sixty-two thousand, two hundred twelve".