121332122003120 has 80 divisors (see below), whose sum is σ = 322691747983680. Its totient is φ = 41561524472832.

The previous prime is 121332122003017. The next prime is 121332122003123. The reversal of 121332122003120 is 21300221233121.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (121332122003123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98502515 + ... + 99726674.

It is an arithmetic number, because the mean of its divisors is an integer number (4033646849796).

Almost surely, 2^{121332122003120} is an apocalyptic number.

121332122003120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121332122003120 is an abundant number, since it is smaller than the sum of its proper divisors (201359625980560).

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

121332122003120 is a wasteful number, since it uses less digits than its factorization.

121332122003120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198230302 (or 198230296 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 121332122003120 its reverse (21300221233121), we get a palindrome (142632343236241).

The spelling of 121332122003120 in words is "one hundred twenty-one trillion, three hundred thirty-two billion, one hundred twenty-two million, three thousand, one hundred twenty".