12101231039 has 2 divisors, whose sum is σ = 12101231040. Its totient is φ = 12101231038.

The previous prime is 12101231029. The next prime is 12101231059. The reversal of 12101231039 is 93013210121.

12101231039 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12101231039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101231029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050615519 + 6050615520.

It is an arithmetic number, because the mean of its divisors is an integer number (6050615520).

Almost surely, 2^12101231039 is an apocalyptic number.

12101231039 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101231039 is an equidigital number, since it uses as much as digits as its factorization.

12101231039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 12101231039 in words is "twelve billion, one hundred one million, two hundred thirty-one thousand, thirty-nine".