12101202013 has 2 divisors, whose sum is σ = 12101202014. Its totient is φ = 12101202012.

The previous prime is 12101201999. The next prime is 12101202017. The reversal of 12101202013 is 31020210121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10957274329 + 1143927684 = 104677^2 + 33822^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12101202013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12101201984 and 12101202002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101202017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050601006 + 6050601007.

It is an arithmetic number, because the mean of its divisors is an integer number (6050601007).

Almost surely, 2^12101202013 is an apocalyptic number.

It is an amenable number.

12101202013 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101202013 is an equidigital number, since it uses as much as digits as its factorization.

12101202013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12101202013 its reverse (31020210121), we get a palindrome (43121412134).

The spelling of 12101202013 in words is "twelve billion, one hundred one million, two hundred two thousand, thirteen".