2212303212 has 48 divisors (see below), whose sum is σ = 6554974720. Its totient is φ = 632086416.

The previous prime is 2212303169. The next prime is 2212303213. The reversal of 2212303212 is 2123032122.

2212303212 is a `hidden beast` number, since 221 + 230 + 3 + 212 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (2212303213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462408 + ... + 1463919.

Almost surely, 2^2212303212 is an apocalyptic number.

It is an amenable number.

2212303212 is an abundant number, since it is smaller than the sum of its proper divisors (4342671508).

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

2212303212 is a wasteful number, since it uses less digits than its factorization.

2212303212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2926347 (or 2926339 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2212303212 is about 47035.1274262120. The cubic root of 2212303212 is about 1303.0114038135.

Adding to 2212303212 its reverse (2123032122), we get a palindrome (4335335334).

It can be divided in two parts, 2 and 212303212, that multiplied together give a palindrome (424606424).

The spelling of 2212303212 in words is "two billion, two hundred twelve million, three hundred three thousand, two hundred twelve".