21410134103 has 2 divisors, whose sum is σ = 21410134104. Its totient is φ = 21410134102.

The previous prime is 21410134099. The next prime is 21410134121. The reversal of 21410134103 is 30143101412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21410134103 - 2² = 21410134099 is a prime.

It is a super-2 number, since 2×21410134103² (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 (21410134133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10705067051 + 10705067052.

It is an arithmetic number, because the mean of its divisors is an integer number (10705067052).

Almost surely, 2^21410134103 is an apocalyptic number.

21410134103 is a deficient number, since it is larger than the sum of its proper divisors (1).

21410134103 is an equidigital number, since it uses as much as digits as its factorization.

21410134103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 21410134103 its reverse (30143101412), we get a palindrome (51553235515).

The spelling of 21410134103 in words is "twenty-one billion, four hundred ten million, one hundred thirty-four thousand, one hundred three".