121132103303 has 4 divisors (see below), whose sum is σ = 122085899520. Its totient is φ = 120178307088.

The previous prime is 121132103249. The next prime is 121132103311. The reversal of 121132103303 is 303301231121.

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 121132103303 - 2²⁰ = 121131054727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121132103353) 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, 476897918 + ... + 476898171.

It is an arithmetic number, because the mean of its divisors is an integer number (30521474880).

Almost surely, 2^121132103303 is an apocalyptic number.

121132103303 is a deficient number, since it is larger than the sum of its proper divisors (953796217).

121132103303 is an equidigital number, since it uses as much as digits as its factorization.

121132103303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953796216.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 121132103303 its reverse (303301231121), we get a palindrome (424433334424).

The spelling of 121132103303 in words is "one hundred twenty-one billion, one hundred thirty-two million, one hundred three thousand, three hundred three".