1121333130 has 48 divisors (see below), whose sum is σ = 2919744360. Its totient is φ = 298583424.

The previous prime is 1121333119. The next prime is 1121333153. The reversal of 1121333130 is 313331211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 797441121 + 323892009 = 28239^2 + 17997^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55024 + ... + 72596.

Almost surely, 2^1121333130 is an apocalyptic number.

1121333130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121333130 is an abundant number, since it is smaller than the sum of its proper divisors (1798411230).

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

1121333130 is a wasteful number, since it uses less digits than its factorization.

1121333130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18295 (or 18292 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1121333130 is about 33486.3125769321. The cubic root of 1121333130 is about 1038.9106968561.

Adding to 1121333130 its reverse (313331211), we get a palindrome (1434664341).

The spelling of 1121333130 in words is "one billion, one hundred twenty-one million, three hundred thirty-three thousand, one hundred thirty".