2012322123139 has 2 divisors, whose sum is σ = 2012322123140. Its totient is φ = 2012322123138.

The previous prime is 2012322123101. The next prime is 2012322123143. The reversal of 2012322123139 is 9313212232102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012322123139 - 2⁹ = 2012322122627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2012322123139.

It is not a weakly prime, because it can be changed into another prime (2012322123179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006161061569 + 1006161061570.

It is an arithmetic number, because the mean of its divisors is an integer number (1006161061570).

Almost surely, 2^{2012322123139} is an apocalyptic number.

2012322123139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012322123139 is an equidigital number, since it uses as much as digits as its factorization.

2012322123139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 2012322123139 in words is "two trillion, twelve billion, three hundred twenty-two million, one hundred twenty-three thousand, one hundred thirty-nine".