121320303122103 has 8 divisors (see below), whose sum is σ = 161766315055488. Its totient is φ = 80877246635064.

The previous prime is 121320303122047. The next prime is 121320303122131. The reversal of 121320303122103 is 301221303023121.

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

It is a de Polignac number, because none of the positive numbers 2^k-121320303122103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121320303122143) 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, 738765801 + ... + 738930002.

It is an arithmetic number, because the mean of its divisors is an integer number (20220789381936).

Almost surely, 2^{121320303122103} is an apocalyptic number.

121320303122103 is a deficient number, since it is larger than the sum of its proper divisors (40446011933385).

121320303122103 is a wasteful number, since it uses less digits than its factorization.

121320303122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477723173.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 121320303122103 its reverse (301221303023121), we get a palindrome (422541606145224).

The spelling of 121320303122103 in words is "one hundred twenty-one trillion, three hundred twenty billion, three hundred three million, one hundred twenty-two thousand, one hundred three".