2013221339 has 2 divisors, whose sum is σ = 2013221340. Its totient is φ = 2013221338.

The previous prime is 2013221297. The next prime is 2013221347. The reversal of 2013221339 is 9331223102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2013221339 - 2²⁸ = 1744785883 is a prime.

It is not a weakly prime, because it can be changed into another prime (2013223339) 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, 1006610669 + 1006610670.

It is an arithmetic number, because the mean of its divisors is an integer number (1006610670).

Almost surely, 2^2013221339 is an apocalyptic number.

2013221339 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013221339 is an equidigital number, since it uses as much as digits as its factorization.

2013221339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 2013221339 is about 44868.9351221979. The cubic root of 2013221339 is about 1262.6912617335.

The spelling of 2013221339 in words is "two billion, thirteen million, two hundred twenty-one thousand, three hundred thirty-nine".