121103330010 has 32 divisors (see below), whose sum is σ = 313005530880. Its totient is φ = 29810050368.

The previous prime is 121103330009. The next prime is 121103330017. The reversal of 121103330010 is 10033301121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (121103330017) 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 15 ways as a sum of consecutive naturals, for example, 155260290 + ... + 155261069.

It is an arithmetic number, because the mean of its divisors is an integer number (9781422840).

Almost surely, 2^121103330010 is an apocalyptic number.

121103330010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121103330010 is an abundant number, since it is smaller than the sum of its proper divisors (191902200870).

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

121103330010 is a wasteful number, since it uses less digits than its factorization.

121103330010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310521382.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 121103330010 its reverse (10033301121), we get a palindrome (131136631131).

The spelling of 121103330010 in words is "one hundred twenty-one billion, one hundred three million, three hundred thirty thousand, ten".