1122021212 has 36 divisors (see below), whose sum is σ = 2231766936. Its totient is φ = 490592160.

The previous prime is 1122021203. The next prime is 1122021227. The reversal of 1122021212 is 2121202211.

It is a congruent number.

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, 11114 + ... + 48657.

It is an arithmetic number, because the mean of its divisors is an integer number (61993526).

Almost surely, 2^1122021212 is an apocalyptic number.

It is an amenable number.

1122021212 is a deficient number, since it is larger than the sum of its proper divisors (1109745724).

1122021212 is a wasteful number, since it uses less digits than its factorization.

1122021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59826 (or 59805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1122021212 is about 33496.5850796764. The cubic root of 1122021212 is about 1039.1231551531.

Adding to 1122021212 its reverse (2121202211), we get a palindrome (3243223423).

The spelling of 1122021212 in words is "one billion, one hundred twenty-two million, twenty-one thousand, two hundred twelve".