21334210302007 has 2 divisors, whose sum is σ = 21334210302008. Its totient is φ = 21334210302006.

The previous prime is 21334210301923. The next prime is 21334210302017. The reversal of 21334210302007 is 70020301243312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21334210302007 is a prime.

It is a super-2 number, since 2×21334210302007² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21334210302017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10667105151003 + 10667105151004.

It is an arithmetic number, because the mean of its divisors is an integer number (10667105151004).

Almost surely, 2^{21334210302007} is an apocalyptic number.

21334210302007 is a deficient number, since it is larger than the sum of its proper divisors (1).

21334210302007 is an equidigital number, since it uses as much as digits as its factorization.

21334210302007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 21334210302007 its reverse (70020301243312), we get a palindrome (91354511545319).

The spelling of 21334210302007 in words is "twenty-one trillion, three hundred thirty-four billion, two hundred ten million, three hundred two thousand, seven".