20013233320007 has 2 divisors, whose sum is σ = 20013233320008. Its totient is φ = 20013233320006.

The previous prime is 20013233319979. The next prime is 20013233320033. The reversal of 20013233320007 is 70002333231002.

It is an a-pointer prime, because the next prime (20013233320033) can be obtained adding 20013233320007 to its sum of digits (26).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20013233320007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20013233322007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006616660003 + 10006616660004.

It is an arithmetic number, because the mean of its divisors is an integer number (10006616660004).

Almost surely, 2^{20013233320007} is an apocalyptic number.

20013233320007 is a deficient number, since it is larger than the sum of its proper divisors (1).

20013233320007 is an equidigital number, since it uses as much as digits as its factorization.

20013233320007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 26.

Adding to 20013233320007 its reverse (70002333231002), we get a palindrome (90015566551009).

The spelling of 20013233320007 in words is "twenty trillion, thirteen billion, two hundred thirty-three million, three hundred twenty thousand, seven".