121103032313 has 4 divisors (see below), whose sum is σ = 126368381568. Its totient is φ = 115837683060.

The previous prime is 121103032307. The next prime is 121103032397. The reversal of 121103032313 is 313230301121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 121103032313 - 2¹⁰ = 121103031289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121103032013) 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, 2632674593 + ... + 2632674638.

It is an arithmetic number, because the mean of its divisors is an integer number (31592095392).

Almost surely, 2^121103032313 is an apocalyptic number.

It is an amenable number.

121103032313 is a deficient number, since it is larger than the sum of its proper divisors (5265349255).

121103032313 is an equidigital number, since it uses as much as digits as its factorization.

121103032313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5265349254.

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

Adding to 121103032313 its reverse (313230301121), we get a palindrome (434333333434).

The spelling of 121103032313 in words is "one hundred twenty-one billion, one hundred three million, thirty-two thousand, three hundred thirteen".