121013040313 has 32 divisors (see below), whose sum is σ = 136925593344. Its totient is φ = 106012800000.

The previous prime is 121013040263. The next prime is 121013040319. The reversal of 121013040313 is 313040310121.

It is a cyclic number.

It is not a de Polignac number, because 121013040313 - 2²¹ = 121010943161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121013040319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7388253 + ... + 7404613.

It is an arithmetic number, because the mean of its divisors is an integer number (4278924792).

Almost surely, 2^121013040313 is an apocalyptic number.

It is an amenable number.

121013040313 is a deficient number, since it is larger than the sum of its proper divisors (15912553031).

121013040313 is a wasteful number, since it uses less digits than its factorization.

121013040313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16657.

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

Adding to 121013040313 its reverse (313040310121), we get a palindrome (434053350434).

The spelling of 121013040313 in words is "one hundred twenty-one billion, thirteen million, forty thousand, three hundred thirteen".