2212200312 has 32 divisors (see below), whose sum is σ = 6320572800. Its totient is φ = 632057184.

The previous prime is 2212200307. The next prime is 2212200373. The reversal of 2212200312 is 2130022122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2212200291 and 2212200300.

It is a congruent number.

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, 6583762 + ... + 6584097.

It is an arithmetic number, because the mean of its divisors is an integer number (197517900).

Almost surely, 2^2212200312 is an apocalyptic number.

It is an amenable number.

2212200312 is an abundant number, since it is smaller than the sum of its proper divisors (4108372488).

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

2212200312 is a wasteful number, since it uses less digits than its factorization.

2212200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13167875 (or 13167871 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2212200312 is about 47034.0335501858. The cubic root of 2212200312 is about 1302.9912013458.

Adding to 2212200312 its reverse (2130022122), we get a palindrome (4342222434).

The spelling of 2212200312 in words is "two billion, two hundred twelve million, two hundred thousand, three hundred twelve".