21410013101 has 4 divisors (see below), whose sum is σ = 21442502400. Its totient is φ = 21377523804.

The previous prime is 21410013049. The next prime is 21410013137. The reversal of 21410013101 is 10131001412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 21410013101 - 2¹⁰ = 21410012077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21410013601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16243661 + ... + 16244978.

It is an arithmetic number, because the mean of its divisors is an integer number (5360625600).

Almost surely, 2^21410013101 is an apocalyptic number.

It is an amenable number.

21410013101 is a deficient number, since it is larger than the sum of its proper divisors (32489299).

21410013101 is an equidigital number, since it uses as much as digits as its factorization.

21410013101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32489298.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 21410013101 its reverse (10131001412), we get a palindrome (31541014513).

The spelling of 21410013101 in words is "twenty-one billion, four hundred ten million, thirteen thousand, one hundred one".