1122241100 has 36 divisors (see below), whose sum is σ = 2444374800. Its totient is φ = 447216960.

The previous prime is 1122241097. The next prime is 1122241121. The reversal of 1122241100 is 11422211.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 6041 + ... + 47759.

It is an arithmetic number, because the mean of its divisors is an integer number (67899300).

Almost surely, 2^1122241100 is an apocalyptic number.

1122241100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122241100 is an abundant number, since it is smaller than the sum of its proper divisors (1322133700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122241100 is a wasteful number, since it uses less digits than its factorization.

1122241100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42002 (or 41995 counting only the distinct ones).

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

The square root of 1122241100 is about 33499.8671639157. The cubic root of 1122241100 is about 1039.1910314063.

Adding to 1122241100 its reverse (11422211), we get a palindrome (1133663311).

The spelling of 1122241100 in words is "one billion, one hundred twenty-two million, two hundred forty-one thousand, one hundred".