1121323030 has 16 divisors (see below), whose sum is σ = 2019086640. Its totient is φ = 448372512.

The previous prime is 1121323001. The next prime is 1121323037. The reversal of 1121323030 is 303231211.

It is a junction number, because it is equal to n+sod(n) for n = 1121322995 and 1121323013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121323037) 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, 13057 + ... + 49123.

It is an arithmetic number, because the mean of its divisors is an integer number (126192915).

Almost surely, 2^1121323030 is an apocalyptic number.

1121323030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121323030 is a deficient number, since it is larger than the sum of its proper divisors (897763610).

1121323030 is a wasteful number, since it uses less digits than its factorization.

1121323030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39183.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1121323030 is about 33486.1617687068. The cubic root of 1121323030 is about 1038.9075776435.

Adding to 1121323030 its reverse (303231211), we get a palindrome (1424554241).

It can be divided in two parts, 11213 and 23030, that added together give a palindrome (34243).

The spelling of 1121323030 in words is "one billion, one hundred twenty-one million, three hundred twenty-three thousand, thirty".