121330021301 has 16 divisors (see below), whose sum is σ = 124093918080. Its totient is φ = 118590521280.

The previous prime is 121330021279. The next prime is 121330021321. The reversal of 121330021301 is 103120033121.

It is a cyclic number.

It is not a de Polignac number, because 121330021301 - 2¹⁰ = 121330020277 is a prime.

It is a super-2 number, since 2×121330021301² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121330021301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121330021321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26858495 + ... + 26863011.

It is an arithmetic number, because the mean of its divisors is an integer number (7755869880).

Almost surely, 2^121330021301 is an apocalyptic number.

It is an amenable number.

121330021301 is a deficient number, since it is larger than the sum of its proper divisors (2763896779).

121330021301 is a wasteful number, since it uses less digits than its factorization.

121330021301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7084.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 121330021301 its reverse (103120033121), we get a palindrome (224450054422).

The spelling of 121330021301 in words is "one hundred twenty-one billion, three hundred thirty million, twenty-one thousand, three hundred one".