11121120330 has 16 divisors (see below), whose sum is σ = 26690688864. Its totient is φ = 2965632080.

The previous prime is 11121120323. The next prime is 11121120341. The reversal of 11121120330 is 3302112111.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185351976 + ... + 185352035.

It is an arithmetic number, because the mean of its divisors is an integer number (1668168054).

Almost surely, 2^11121120330 is an apocalyptic number.

11121120330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121120330 is an abundant number, since it is smaller than the sum of its proper divisors (15569568534).

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

11121120330 is a wasteful number, since it uses less digits than its factorization.

11121120330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370704021.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11121120330 its reverse (3302112111), we get a palindrome (14423232441).

The spelling of 11121120330 in words is "eleven billion, one hundred twenty-one million, one hundred twenty thousand, three hundred thirty".