11230123002011 has 16 divisors (see below), whose sum is σ = 12230911219200. Its totient is φ = 10270433825568.

The previous prime is 11230123002001. The next prime is 11230123002047. The reversal of 11230123002011 is 11020032103211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11230123002011 is a prime.

It is a super-2 number, since 2×11230123002011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11230123002001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1461806 + ... + 4959548.

It is an arithmetic number, because the mean of its divisors is an integer number (764431951200).

Almost surely, 2^{11230123002011} is an apocalyptic number.

11230123002011 is a deficient number, since it is larger than the sum of its proper divisors (1000788217189).

11230123002011 is a wasteful number, since it uses less digits than its factorization.

11230123002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503618.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11230123002011 its reverse (11020032103211), we get a palindrome (22250155105222).

The spelling of 11230123002011 in words is "eleven trillion, two hundred thirty billion, one hundred twenty-three million, two thousand, eleven".