11301111123 has 8 divisors (see below), whose sum is σ = 15587739600. Its totient is φ = 7274278368.

The previous prime is 11301111119. The next prime is 11301111161. The reversal of 11301111123 is 32111110311.

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

It is not a de Polignac number, because 11301111123 - 2² = 11301111119 is a prime.

It is a super-2 number, since 2×11301111123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11301111113) 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, 64948828 + ... + 64949001.

It is an arithmetic number, because the mean of its divisors is an integer number (1948467450).

Almost surely, 2^11301111123 is an apocalyptic number.

11301111123 is a deficient number, since it is larger than the sum of its proper divisors (4286628477).

11301111123 is a wasteful number, since it uses less digits than its factorization.

11301111123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129897861.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 11301111123 its reverse (32111110311), we get a palindrome (43412221434).

The spelling of 11301111123 in words is "eleven billion, three hundred one million, one hundred eleven thousand, one hundred twenty-three".