2212505206 has 8 divisors (see below), whose sum is σ = 3408454080. Its totient is φ = 1076353848.

The previous prime is 2212505203. The next prime is 2212505209. The reversal of 2212505206 is 6025052122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2212505203) and next prime (2212505209).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212505203) 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, 14949286 + ... + 14949433.

It is an arithmetic number, because the mean of its divisors is an integer number (426056760).

Almost surely, 2^2212505206 is an apocalyptic number.

2212505206 is a deficient number, since it is larger than the sum of its proper divisors (1195948874).

2212505206 is a wasteful number, since it uses less digits than its factorization.

2212505206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29898758.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 2212505206 is about 47037.2746446900. The cubic root of 2212505206 is about 1303.0510596910.

Adding to 2212505206 its reverse (6025052122), we get a palindrome (8237557328).

The spelling of 2212505206 in words is "two billion, two hundred twelve million, five hundred five thousand, two hundred six".