21142021300003 has 2 divisors, whose sum is σ = 21142021300004. Its totient is φ = 21142021300002.

The previous prime is 21142021299967. The next prime is 21142021300013. The reversal of 21142021300003 is 30000312024112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21142021300003 is a prime.

It is a super-3 number, since 3×21142021300003³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (21142021300013) 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, 10571010650001 + 10571010650002.

It is an arithmetic number, because the mean of its divisors is an integer number (10571010650002).

Almost surely, 2^{21142021300003} is an apocalyptic number.

21142021300003 is a deficient number, since it is larger than the sum of its proper divisors (1).

21142021300003 is an equidigital number, since it uses as much as digits as its factorization.

21142021300003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 21142021300003 its reverse (30000312024112), we get a palindrome (51142333324115).

The spelling of 21142021300003 in words is "twenty-one trillion, one hundred forty-two billion, twenty-one million, three hundred thousand, three".