121010330320120 has 32 divisors (see below), whose sum is σ = 274007467713600. Its totient is φ = 48095825551488.

The previous prime is 121010330320111. The next prime is 121010330320127. The reversal of 121010330320120 is 21023033010121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121010330320127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9634574160 + ... + 9634586719.

It is an arithmetic number, because the mean of its divisors is an integer number (8562733366050).

Almost surely, 2^{121010330320120} is an apocalyptic number.

121010330320120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121010330320120 is an abundant number, since it is smaller than the sum of its proper divisors (152997137393480).

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

121010330320120 is a wasteful number, since it uses less digits than its factorization.

121010330320120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19269161047 (or 19269161043 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121010330320120 its reverse (21023033010121), we get a palindrome (142033363330241).

The spelling of 121010330320120 in words is "one hundred twenty-one trillion, ten billion, three hundred thirty million, three hundred twenty thousand, one hundred twenty".