11172040330 has 32 divisors (see below), whose sum is σ = 22694307840. Its totient is φ = 3922470720.

The previous prime is 11172040303. The next prime is 11172040339. The reversal of 11172040330 is 3304027111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (11172040339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1747914 + ... + 1754293.

It is an arithmetic number, because the mean of its divisors is an integer number (709197120).

Almost surely, 2^11172040330 is an apocalyptic number.

11172040330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11172040330 is an abundant number, since it is smaller than the sum of its proper divisors (11522267510).

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

11172040330 is a wasteful number, since it uses less digits than its factorization.

11172040330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3502254.

The product of its (nonzero) digits is 504, while the sum is 22.

Adding to 11172040330 its reverse (3304027111), we get a palindrome (14476067441).

The spelling of 11172040330 in words is "eleven billion, one hundred seventy-two million, forty thousand, three hundred thirty".