10811012668123 has 8 divisors (see below), whose sum is σ = 11166165036416. Its totient is φ = 10456260926400.

The previous prime is 10811012668039. The next prime is 10811012668147. The reversal of 10811012668123 is 32186621011801.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10811012668123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10811012668823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100101786 + ... + 100209727.

It is an arithmetic number, because the mean of its divisors is an integer number (1395770629552).

Almost surely, 2^{10811012668123} is an apocalyptic number.

10811012668123 is a deficient number, since it is larger than the sum of its proper divisors (355152368293).

10811012668123 is a wasteful number, since it uses less digits than its factorization.

10811012668123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200313285.

The product of its (nonzero) digits is 27648, while the sum is 40.

Adding to 10811012668123 its reverse (32186621011801), we get a palindrome (42997633679924).

The spelling of 10811012668123 in words is "ten trillion, eight hundred eleven billion, twelve million, six hundred sixty-eight thousand, one hundred twenty-three".