2212213313412 has 36 divisors (see below), whose sum is σ = 5597026120140. Its totient is φ = 736739497152.

The previous prime is 2212213313399. The next prime is 2212213313441. The reversal of 2212213313412 is 2143133122122.

2212213313412 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 213 + 31 + 3 + 412 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 548360984196 + 1663852329216 = 740514^2 + 1289904^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27665383 + ... + 27745230.

Almost surely, 2^{2212213313412} is an apocalyptic number.

It is an amenable number.

2212213313412 is an abundant number, since it is smaller than the sum of its proper divisors (3384812806728).

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

2212213313412 is a wasteful number, since it uses less digits than its factorization.

2212213313412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55411732 (or 55411727 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

Adding to 2212213313412 its reverse (2143133122122), we get a palindrome (4355346435534).

The spelling of 2212213313412 in words is "two trillion, two hundred twelve billion, two hundred thirteen million, three hundred thirteen thousand, four hundred twelve".