1211232122 has 8 divisors (see below), whose sum is σ = 1847642400. Its totient is φ = 595351324.

The previous prime is 1211232109. The next prime is 1211232131. The reversal of 1211232122 is 2212321121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1211232122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5132222 + ... + 5132457.

It is an arithmetic number, because the mean of its divisors is an integer number (230955300).

Almost surely, 2^1211232122 is an apocalyptic number.

1211232122 is a deficient number, since it is larger than the sum of its proper divisors (636410278).

1211232122 is a wasteful number, since it uses less digits than its factorization.

1211232122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10264740.

The product of its digits is 96, while the sum is 17.

The square root of 1211232122 is about 34802.7602640940. The cubic root of 1211232122 is about 1065.9638088214.

Adding to 1211232122 its reverse (2212321121), we get a palindrome (3423553243).

The spelling of 1211232122 in words is "one billion, two hundred eleven million, two hundred thirty-two thousand, one hundred twenty-two".