10123311311 has 2 divisors, whose sum is σ = 10123311312. Its totient is φ = 10123311310.

The previous prime is 10123311229. The next prime is 10123311371. The reversal of 10123311311 is 11311332101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10123311311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10123311311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10123311371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5061655655 + 5061655656.

It is an arithmetic number, because the mean of its divisors is an integer number (5061655656).

Almost surely, 2^10123311311 is an apocalyptic number.

10123311311 is a deficient number, since it is larger than the sum of its proper divisors (1).

10123311311 is an equidigital number, since it uses as much as digits as its factorization.

10123311311 is an evil number, because the sum of its binary digits is even.

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

Adding to 10123311311 its reverse (11311332101), we get a palindrome (21434643412).

The spelling of 10123311311 in words is "ten billion, one hundred twenty-three million, three hundred eleven thousand, three hundred eleven".