1120227500 has 60 divisors (see below), whose sum is σ = 2799716304. Its totient is φ = 384072000.

The previous prime is 1120227487. The next prime is 1120227509. The reversal of 1120227500 is 57220211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1120227509) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14507 + ... + 49506.

Almost surely, 2^1120227500 is an apocalyptic number.

1120227500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120227500 is an abundant number, since it is smaller than the sum of its proper divisors (1679488804).

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

1120227500 is an equidigital number, since it uses as much as digits as its factorization.

1120227500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64044 (or 64027 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 1120227500 is about 33469.7998201364. The cubic root of 1120227500 is about 1038.5691306341.

Adding to 1120227500 its reverse (57220211), we get a palindrome (1177447711).

The spelling of 1120227500 in words is "one billion, one hundred twenty million, two hundred twenty-seven thousand, five hundred".