1121031130 has 8 divisors (see below), whose sum is σ = 2017856052. Its totient is φ = 448412448.

The previous prime is 1121031127. The next prime is 1121031209. The reversal of 1121031130 is 311301211.

It can be written as a sum of positive squares in 2 ways, for example, as 1054885441 + 66145689 = 32479^2 + 8133^2 .

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 1121031130.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56051547 + ... + 56051566.

Almost surely, 2^1121031130 is an apocalyptic number.

1121031130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121031130 is a deficient number, since it is larger than the sum of its proper divisors (896824922).

1121031130 is a wasteful number, since it uses less digits than its factorization.

1121031130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112103120.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1121031130 is about 33481.8029681796. The cubic root of 1121031130 is about 1038.8174212145.

Adding to 1121031130 its reverse (311301211), we get a palindrome (1432332341).

The spelling of 1121031130 in words is "one billion, one hundred twenty-one million, thirty-one thousand, one hundred thirty".