1121192230 has 16 divisors (see below), whose sum is σ = 2025282384. Its totient is φ = 446891040.

The previous prime is 1121192227. The next prime is 1121192231. The reversal of 1121192230 is 322911211.

It is a super-2 number, since 2×1121192230² = 2514144033224745800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121192231) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 195261 + ... + 200920.

It is an arithmetic number, because the mean of its divisors is an integer number (126580149).

Almost surely, 2^1121192230 is an apocalyptic number.

1121192230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121192230 is a deficient number, since it is larger than the sum of its proper divisors (904090154).

1121192230 is a wasteful number, since it uses less digits than its factorization.

1121192230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396471.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 1121192230 is about 33484.2086661758. The cubic root of 1121192230 is about 1038.8671806031.

The spelling of 1121192230 in words is "one billion, one hundred twenty-one million, one hundred ninety-two thousand, two hundred thirty".