1122221133 has 12 divisors (see below), whose sum is σ = 1768348608. Its totient is φ = 680133960.

The previous prime is 1122221077. The next prime is 1122221143. The reversal of 1122221133 is 3311222211.

It is not a de Polignac number, because 1122221133 - 2⁹ = 1122220621 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122221143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5667685 + ... + 5667882.

It is an arithmetic number, because the mean of its divisors is an integer number (147362384).

Almost surely, 2^1122221133 is an apocalyptic number.

It is an amenable number.

1122221133 is a deficient number, since it is larger than the sum of its proper divisors (646127475).

1122221133 is a wasteful number, since it uses less digits than its factorization.

1122221133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11335584 (or 11335581 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1122221133 is about 33499.5691464831. The cubic root of 1122221133 is about 1039.1848682475.

Adding to 1122221133 its reverse (3311222211), we get a palindrome (4433443344).

The spelling of 1122221133 in words is "one billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred thirty-three".