121352024003 has 4 divisors (see below), whose sum is σ = 138688027440. Its totient is φ = 104016020568.

The previous prime is 121352023993. The next prime is 121352024029. The reversal of 121352024003 is 300420253121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300420253121 = 2179 ⋅137870699.

It is a cyclic number.

It is not a de Polignac number, because 121352024003 - 2²⁸ = 121083588547 is a prime.

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 121352024003.

It is not an unprimeable number, because it can be changed into a prime (121352024303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8668001708 + ... + 8668001721.

It is an arithmetic number, because the mean of its divisors is an integer number (34672006860).

Almost surely, 2^121352024003 is an apocalyptic number.

121352024003 is a deficient number, since it is larger than the sum of its proper divisors (17336003437).

121352024003 is an equidigital number, since it uses as much as digits as its factorization.

121352024003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17336003436.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 121352024003 its reverse (300420253121), we get a palindrome (421772277124).

The spelling of 121352024003 in words is "one hundred twenty-one billion, three hundred fifty-two million, twenty-four thousand, three".