2311103130123 has 8 divisors (see below), whose sum is σ = 3127462942528. Its totient is φ = 1517739368904.

The previous prime is 2311103130113. The next prime is 2311103130191. The reversal of 2311103130123 is 3210313011132.

It is a happy number.

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

It is not a de Polignac number, because 2311103130123 - 2¹⁶ = 2311103064587 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 2311103130123.

It is not an unprimeable number, because it can be changed into a prime (2311103130113) 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, 5749012561 + ... + 5749012962.

It is an arithmetic number, because the mean of its divisors is an integer number (390932867816).

Almost surely, 2^{2311103130123} is an apocalyptic number.

2311103130123 is a deficient number, since it is larger than the sum of its proper divisors (816359812405).

2311103130123 is a wasteful number, since it uses less digits than its factorization.

2311103130123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11498025593.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2311103130123 its reverse (3210313011132), we get a palindrome (5521416141255).

The spelling of 2311103130123 in words is "two trillion, three hundred eleven billion, one hundred three million, one hundred thirty thousand, one hundred twenty-three".