21412041313 has 16 divisors (see below), whose sum is σ = 23119882240. Its totient is φ = 19712968704.

The previous prime is 21412041257. The next prime is 21412041323. The reversal of 21412041313 is 31314021412.

It is not a de Polignac number, because 21412041313 - 2¹³ = 21412033121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21412041323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12874720 + ... + 12876382.

It is an arithmetic number, because the mean of its divisors is an integer number (1444992640).

Almost surely, 2^21412041313 is an apocalyptic number.

It is an amenable number.

21412041313 is a deficient number, since it is larger than the sum of its proper divisors (1707840927).

21412041313 is a wasteful number, since it uses less digits than its factorization.

21412041313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3688.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 21412041313 its reverse (31314021412), we get a palindrome (52726062725).

The spelling of 21412041313 in words is "twenty-one billion, four hundred twelve million, forty-one thousand, three hundred thirteen".