1120203030 has 32 divisors (see below), whose sum is σ = 2690128224. Its totient is φ = 298538496.

The previous prime is 1120202983. The next prime is 1120203037. The reversal of 1120203030 is 303020211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1120202997 and 1120203015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120203037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42804 + ... + 63816.

It is an arithmetic number, because the mean of its divisors is an integer number (84066507).

Almost surely, 2^1120203030 is an apocalyptic number.

1120203030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1120203030 is an abundant number, since it is smaller than the sum of its proper divisors (1569925194).

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

1120203030 is a wasteful number, since it uses less digits than its factorization.

1120203030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22800.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1120203030 is about 33469.4342647138. The cubic root of 1120203030 is about 1038.5615684882.

Adding to 1120203030 its reverse (303020211), we get a palindrome (1423223241).

The spelling of 1120203030 in words is "one billion, one hundred twenty million, two hundred three thousand, thirty".