10001111023 has 2 divisors, whose sum is σ = 10001111024. Its totient is φ = 10001111022.

The previous prime is 10001110963. The next prime is 10001111039. The reversal of 10001111023 is 32011110001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10001111023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10001111093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000555511 + 5000555512.

It is an arithmetic number, because the mean of its divisors is an integer number (5000555512).

Almost surely, 2^10001111023 is an apocalyptic number.

10001111023 is a deficient number, since it is larger than the sum of its proper divisors (1).

10001111023 is an equidigital number, since it uses as much as digits as its factorization.

10001111023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 10001111023 its reverse (32011110001), we get a palindrome (42012221024).

The spelling of 10001111023 in words is "ten billion, one million, one hundred eleven thousand, twenty-three".