1121124300 has 72 divisors (see below), whose sum is σ = 3348452352. Its totient is φ = 289320000.

The previous prime is 1121124289. The next prime is 1121124349. The reversal of 1121124300 is 34211211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1121124300.

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, 50976 + ... + 69575.

Almost surely, 2^1121124300 is an apocalyptic number.

1121124300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121124300 is an abundant number, since it is smaller than the sum of its proper divisors (2227328052).

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

1121124300 is a wasteful number, since it uses less digits than its factorization.

1121124300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120599 (or 120592 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1121124300 is about 33483.1942920624. The cubic root of 1121124300 is about 1038.8461994632.

Adding to 1121124300 its reverse (34211211), we get a palindrome (1155335511).

It can be divided in two parts, 11211 and 24300, that added together give a triangular number (35511 = T₂₆₆).

The spelling of 1121124300 in words is "one billion, one hundred twenty-one million, one hundred twenty-four thousand, three hundred".