121303320032129 has 8 divisors (see below), whose sum is σ = 121855438238760. Its totient is φ = 120751396690176.

The previous prime is 121303320032099. The next prime is 121303320032143. The reversal of 121303320032129 is 921230023303121.

It can be written as a sum of positive squares in 4 ways, for example, as 82421922137104 + 38881397895025 = 9078652^2 + 6235495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121303320032129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121303320032095 and 121303320032104.

It is not an unprimeable number, because it can be changed into a prime (121303320032159) 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, 47468264 + ... + 49958409.

It is an arithmetic number, because the mean of its divisors is an integer number (15231929779845).

Almost surely, 2^{121303320032129} is an apocalyptic number.

It is an amenable number.

121303320032129 is a deficient number, since it is larger than the sum of its proper divisors (552118206631).

121303320032129 is an equidigital number, since it uses as much as digits as its factorization.

121303320032129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97432339.

The product of its (nonzero) digits is 11664, while the sum is 32.

The spelling of 121303320032129 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred twenty million, thirty-two thousand, one hundred twenty-nine".