21030301319999 has 2 divisors, whose sum is σ = 21030301320000. Its totient is φ = 21030301319998.

The previous prime is 21030301319977. The next prime is 21030301320023. The reversal of 21030301319999 is 99991310303012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21030301319999 - 2²⁴ = 21030284542783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21030301319299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10515150659999 + 10515150660000.

It is an arithmetic number, because the mean of its divisors is an integer number (10515150660000).

Almost surely, 2^{21030301319999} is an apocalyptic number.

21030301319999 is a deficient number, since it is larger than the sum of its proper divisors (1).

21030301319999 is an equidigital number, since it uses as much as digits as its factorization.

21030301319999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 354294, while the sum is 50.

It can be divided in two parts, 210303013 and 19999, that added together give a palindrome (210323012).

The spelling of 21030301319999 in words is "twenty-one trillion, thirty billion, three hundred one million, three hundred nineteen thousand, nine hundred ninety-nine".