12038805101 has 2 divisors, whose sum is σ = 12038805102. Its totient is φ = 12038805100.

The previous prime is 12038805089. The next prime is 12038805131. The reversal of 12038805101 is 10150883021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9422584900 + 2616220201 = 97070^2 + 51149^2 .

It is a cyclic number.

It is not a de Polignac number, because 12038805101 - 2¹⁰ = 12038804077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12038805131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6019402550 + 6019402551.

It is an arithmetic number, because the mean of its divisors is an integer number (6019402551).

Almost surely, 2^12038805101 is an apocalyptic number.

It is an amenable number.

12038805101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12038805101 is an equidigital number, since it uses as much as digits as its factorization.

12038805101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 29.

The spelling of 12038805101 in words is "twelve billion, thirty-eight million, eight hundred five thousand, one hundred one".