1106221372 has 24 divisors (see below), whose sum is σ = 1954372784. Its totient is φ = 547852032.

The previous prime is 1106221357. The next prime is 1106221373. The reversal of 1106221372 is 2731226011.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106221373) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 209023 + ... + 214249.

Almost surely, 2^1106221372 is an apocalyptic number.

It is an amenable number.

1106221372 is a deficient number, since it is larger than the sum of its proper divisors (848151412).

1106221372 is a wasteful number, since it uses less digits than its factorization.

1106221372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5725 (or 5723 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1106221372 is about 33259.9063738911. The cubic root of 1106221372 is about 1034.2225787792. Note that the first 3 decimals are identical.

Adding to 1106221372 its reverse (2731226011), we get a palindrome (3837447383).

The spelling of 1106221372 in words is "one billion, one hundred six million, two hundred twenty-one thousand, three hundred seventy-two".