1101222212 has 12 divisors (see below), whose sum is σ = 1954282176. Its totient is φ = 542855880.

The previous prime is 1101222193. The next prime is 1101222223. The reversal of 1101222212 is 2122221011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1938488 + ... + 1939055.

It is an arithmetic number, because the mean of its divisors is an integer number (162856848).

Almost surely, 2^1101222212 is an apocalyptic number.

It is an amenable number.

1101222212 is a deficient number, since it is larger than the sum of its proper divisors (853059964).

1101222212 is a wasteful number, since it uses less digits than its factorization.

1101222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3877618 (or 3877616 counting only the distinct ones).

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

The square root of 1101222212 is about 33184.6683274069. The cubic root of 1101222212 is about 1032.6622967149.

Adding to 1101222212 its reverse (2122221011), we get a palindrome (3223443223).

The spelling of 1101222212 in words is "one billion, one hundred one million, two hundred twenty-two thousand, two hundred twelve".