4552111212 has 48 divisors (see below), whose sum is σ = 11594161152. Its totient is φ = 1378598080.

The previous prime is 4552111211. The next prime is 4552111241. The reversal of 4552111212 is 2121112554.

It is a happy number.

It is a super-2 number, since 2×4552111212² = 41443432972832217888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4552111211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231178 + ... + 250094.

It is an arithmetic number, because the mean of its divisors is an integer number (241545024).

Almost surely, 2^4552111212 is an apocalyptic number.

It is an amenable number.

4552111212 is an abundant number, since it is smaller than the sum of its proper divisors (7042049940).

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

4552111212 is a wasteful number, since it uses less digits than its factorization.

4552111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20758 (or 20756 counting only the distinct ones).

The product of its digits is 800, while the sum is 24.

The square root of 4552111212 is about 67469.3353457702. The cubic root of 4552111212 is about 1657.3120494668.

Adding to 4552111212 its reverse (2121112554), we get a palindrome (6673223766).

The spelling of 4552111212 in words is "four billion, five hundred fifty-two million, one hundred eleven thousand, two hundred twelve".