121001230332330 has 128 divisors (see below), whose sum is σ = 297499259289600. Its totient is φ = 31482818360064.

The previous prime is 121001230332317. The next prime is 121001230332349. The reversal of 121001230332330 is 33233032100121.

It is a self number, because there is not a number n which added to its sum of digits gives 121001230332330.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1727591451 + ... + 1727661489.

It is an arithmetic number, because the mean of its divisors is an integer number (2324212963200).

Almost surely, 2^{121001230332330} is an apocalyptic number.

121001230332330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 121001230332330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148749629644800).

121001230332330 is an abundant number, since it is smaller than the sum of its proper divisors (176498028957270).

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

121001230332330 is a wasteful number, since it uses less digits than its factorization.

121001230332330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73868.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 121001230332330 its reverse (33233032100121), we get a palindrome (154234262432451).

The spelling of 121001230332330 in words is "one hundred twenty-one trillion, one billion, two hundred thirty million, three hundred thirty-two thousand, three hundred thirty".