2311220230103 has 4 divisors (see below), whose sum is σ = 2329418814720. Its totient is φ = 2293021645488.

The previous prime is 2311220230087. The next prime is 2311220230201. The reversal of 2311220230103 is 3010320221132.

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 2311220230103 - 2⁴ = 2311220230087 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 (2311220230003) 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, 9099292118 + ... + 9099292371.

It is an arithmetic number, because the mean of its divisors is an integer number (582354703680).

Almost surely, 2^{2311220230103} is an apocalyptic number.

2311220230103 is a deficient number, since it is larger than the sum of its proper divisors (18198584617).

2311220230103 is a wasteful number, since it uses less digits than its factorization.

2311220230103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18198584616.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2311220230103 its reverse (3010320221132), we get a palindrome (5321540451235).

The spelling of 2311220230103 in words is "two trillion, three hundred eleven billion, two hundred twenty million, two hundred thirty thousand, one hundred three".