121100303232 has 160 divisors (see below), whose sum is σ = 360773938800. Its totient is φ = 40324055040.

The previous prime is 121100303231. The next prime is 121100303273. The reversal of 121100303232 is 232303001121.

121100303232 is a `hidden beast` number, since 121 + 10 + 0 + 303 + 232 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121100303231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 10683744 + ... + 10695072.

Almost surely, 2^121100303232 is an apocalyptic number.

121100303232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 121100303232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180386969400).

121100303232 is an abundant number, since it is smaller than the sum of its proper divisors (239673635568).

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

121100303232 is a wasteful number, since it uses less digits than its factorization.

121100303232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12386 (or 12365 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 121100303232 its reverse (232303001121), we get a palindrome (353403304353).

The spelling of 121100303232 in words is "one hundred twenty-one billion, one hundred million, three hundred three thousand, two hundred thirty-two".