20013244007 has 2 divisors, whose sum is σ = 20013244008. Its totient is φ = 20013244006.

The previous prime is 20013244003. The next prime is 20013244099. The reversal of 20013244007 is 70044231002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20013244007 - 2² = 20013244003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20013244003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006622003 + 10006622004.

It is an arithmetic number, because the mean of its divisors is an integer number (10006622004).

Almost surely, 2^20013244007 is an apocalyptic number.

20013244007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013244007 is an equidigital number, since it uses as much as digits as its factorization.

20013244007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 20013244007 its reverse (70044231002), we get a palindrome (90057475009).

The spelling of 20013244007 in words is "twenty billion, thirteen million, two hundred forty-four thousand, seven".