10111331123 has 2 divisors, whose sum is σ = 10111331124. Its totient is φ = 10111331122.

The previous prime is 10111331059. The next prime is 10111331159. The reversal of 10111331123 is 32113311101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10111331123 - 2⁶ = 10111331059 is a prime.

It is a super-2 number, since 2×10111331123² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10111331183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055665561 + 5055665562.

It is an arithmetic number, because the mean of its divisors is an integer number (5055665562).

Almost surely, 2^10111331123 is an apocalyptic number.

10111331123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111331123 is an equidigital number, since it uses as much as digits as its factorization.

10111331123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 10111331123 its reverse (32113311101), we get a palindrome (42224642224).

The spelling of 10111331123 in words is "ten billion, one hundred eleven million, three hundred thirty-one thousand, one hundred twenty-three".