121303302023003 has 4 divisors (see below), whose sum is σ = 121303811252568. Its totient is φ = 121302792793440.

The previous prime is 121303302022993. The next prime is 121303302023009. The reversal of 121303302023003 is 300320203303121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 121303302023003 - 2¹⁸ = 121303301760859 is a prime.

It is a super-2 number, since 2×121303302023003² (a number of 29 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 121303302023003.

It is not an unprimeable number, because it can be changed into a prime (121303302023009) 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 3 ways as a sum of consecutive naturals, for example, 254257301 + ... + 254733942.

It is an arithmetic number, because the mean of its divisors is an integer number (30325952813142).

Almost surely, 2^{121303302023003} is an apocalyptic number.

121303302023003 is a deficient number, since it is larger than the sum of its proper divisors (509229565).

121303302023003 is an equidigital number, since it uses as much as digits as its factorization.

121303302023003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509229564.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 121303302023003 its reverse (300320203303121), we get a palindrome (421623505326124).

The spelling of 121303302023003 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred two million, twenty-three thousand, three".