212260122 has 16 divisors (see below), whose sum is σ = 471689280. Its totient is φ = 70753356.

The previous prime is 212260117. The next prime is 212260163. The reversal of 212260122 is 221062212.

212260122 is a `hidden beast` number, since 21 + 22 + 601 + 22 = 666.

212260122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 212260095 and 212260104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1965318 + ... + 1965425.

It is an arithmetic number, because the mean of its divisors is an integer number (29480580).

Almost surely, 2^212260122 is an apocalyptic number.

212260122 is an abundant number, since it is smaller than the sum of its proper divisors (259429158).

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

212260122 is a wasteful number, since it uses less digits than its factorization.

212260122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3930754 (or 3930748 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 212260122 is about 14569.1496663326. The cubic root of 212260122 is about 596.5169699607.

The spelling of 212260122 in words is "two hundred twelve million, two hundred sixty thousand, one hundred twenty-two".