1229882212 has 24 divisors (see below), whose sum is σ = 2340368576. Its totient is φ = 562124448.

The previous prime is 1229882201. The next prime is 1229882219. The reversal of 1229882212 is 2122889221.

It is a super-2 number, since 2×1229882212² = 3025220510788025888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1229882219) 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 7 ways as a sum of consecutive naturals, for example, 109458 + ... + 120169.

Almost surely, 2^1229882212 is an apocalyptic number.

It is an amenable number.

1229882212 is a deficient number, since it is larger than the sum of its proper divisors (1110486364).

1229882212 is a wasteful number, since it uses less digits than its factorization.

1229882212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229747 (or 229745 counting only the distinct ones).

The product of its digits is 18432, while the sum is 37.

The square root of 1229882212 is about 35069.6765311572. The cubic root of 1229882212 is about 1071.4070672645.

The spelling of 1229882212 in words is "one billion, two hundred twenty-nine million, eight hundred eighty-two thousand, two hundred twelve".