21414334103 has 2 divisors, whose sum is σ = 21414334104. Its totient is φ = 21414334102.

The previous prime is 21414334079. The next prime is 21414334111. The reversal of 21414334103 is 30143341412.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21414334103 - 2³⁴ = 4234464919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21414334133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10707167051 + 10707167052.

It is an arithmetic number, because the mean of its divisors is an integer number (10707167052).

Almost surely, 2^21414334103 is an apocalyptic number.

21414334103 is a deficient number, since it is larger than the sum of its proper divisors (1).

21414334103 is an equidigital number, since it uses as much as digits as its factorization.

21414334103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 21414334103 its reverse (30143341412), we get a palindrome (51557675515).

The spelling of 21414334103 in words is "twenty-one billion, four hundred fourteen million, three hundred thirty-four thousand, one hundred three".