12120101263 has 2 divisors, whose sum is σ = 12120101264. Its totient is φ = 12120101262.

The previous prime is 12120101251. The next prime is 12120101269. The reversal of 12120101263 is 36210102121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12120101263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12120101263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12120101269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6060050631 + 6060050632.

It is an arithmetic number, because the mean of its divisors is an integer number (6060050632).

Almost surely, 2^12120101263 is an apocalyptic number.

12120101263 is a deficient number, since it is larger than the sum of its proper divisors (1).

12120101263 is an equidigital number, since it uses as much as digits as its factorization.

12120101263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12120101263 its reverse (36210102121), we get a palindrome (48330203384).

The spelling of 12120101263 in words is "twelve billion, one hundred twenty million, one hundred one thousand, two hundred sixty-three".