21014304119 has 2 divisors, whose sum is σ = 21014304120. Its totient is φ = 21014304118.

The previous prime is 21014304107. The next prime is 21014304161. The reversal of 21014304119 is 91140341012.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21014304119 is a prime.

It is a super-2 number, since 2×21014304119² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21014304719) 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, 10507152059 + 10507152060.

It is an arithmetic number, because the mean of its divisors is an integer number (10507152060).

Almost surely, 2^21014304119 is an apocalyptic number.

21014304119 is a deficient number, since it is larger than the sum of its proper divisors (1).

21014304119 is an equidigital number, since it uses as much as digits as its factorization.

21014304119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 21014304119 in words is "twenty-one billion, fourteen million, three hundred four thousand, one hundred nineteen".