2213132444 has 6 divisors (see below), whose sum is σ = 3872981784. Its totient is φ = 1106566220.

The previous prime is 2213132359. The next prime is 2213132447. The reversal of 2213132444 is 4442313122.

2213132444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213132447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276641552 + ... + 276641559.

It is an arithmetic number, because the mean of its divisors is an integer number (645496964).

Almost surely, 2^2213132444 is an apocalyptic number.

It is an amenable number.

2213132444 is a deficient number, since it is larger than the sum of its proper divisors (1659849340).

2213132444 is a wasteful number, since it uses less digits than its factorization.

2213132444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553283115 (or 553283113 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 2213132444 is about 47043.9416290770. The cubic root of 2213132444 is about 1303.1741849631.

Adding to 2213132444 its reverse (4442313122), we get a palindrome (6655445566).

The spelling of 2213132444 in words is "two billion, two hundred thirteen million, one hundred thirty-two thousand, four hundred forty-four".