11230013013123 has 4 divisors (see below), whose sum is σ = 14973350684168. Its totient is φ = 7486675342080.

The previous prime is 11230013013071. The next prime is 11230013013127. The reversal of 11230013013123 is 32131031003211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11230013013123 - 2⁹ = 11230013012611 is a prime.

It is a super-2 number, since 2×11230013013123² (a number of 27 digits) contains 22 as substring.

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 11230013013123.

It is not an unprimeable number, because it can be changed into a prime (11230013013127) 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, 1871668835518 + ... + 1871668835523.

It is an arithmetic number, because the mean of its divisors is an integer number (3743337671042).

Almost surely, 2^{11230013013123} is an apocalyptic number.

11230013013123 is a deficient number, since it is larger than the sum of its proper divisors (3743337671045).

11230013013123 is an equidigital number, since it uses as much as digits as its factorization.

11230013013123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743337671044.

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

Adding to 11230013013123 its reverse (32131031003211), we get a palindrome (43361044016334).

The spelling of 11230013013123 in words is "eleven trillion, two hundred thirty billion, thirteen million, thirteen thousand, one hundred twenty-three".