1122240213 has 6 divisors (see below), whose sum is σ = 1621013654. Its totient is φ = 748160136.

The previous prime is 1122240211. The next prime is 1122240281. The reversal of 1122240213 is 3120422211.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1044129969 + 78110244 = 32313^2 + 8838^2 .

It is not a de Polignac number, because 1122240213 - 2¹ = 1122240211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122240211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62346670 + ... + 62346687.

Almost surely, 2^1122240213 is an apocalyptic number.

It is an amenable number.

1122240213 is a deficient number, since it is larger than the sum of its proper divisors (498773441).

1122240213 is a wasteful number, since it uses less digits than its factorization.

1122240213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124693363 (or 124693360 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1122240213 is about 33499.8539250547. The cubic root of 1122240213 is about 1039.1907576200.

Adding to 1122240213 its reverse (3120422211), we get a palindrome (4242662424).

The spelling of 1122240213 in words is "one billion, one hundred twenty-two million, two hundred forty thousand, two hundred thirteen".