21411341199 has 8 divisors (see below), whose sum is σ = 31720505520. Its totient is φ = 14274227448.

The previous prime is 21411341183. The next prime is 21411341201. The reversal of 21411341199 is 99114311412.

21411341199 is a `hidden beast` number, since 2 + 141 + 13 + 411 + 99 = 666.

It is not a de Polignac number, because 21411341199 - 2⁴ = 21411341183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21411341599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396506292 + ... + 396506345.

It is an arithmetic number, because the mean of its divisors is an integer number (3965063190).

Almost surely, 2^21411341199 is an apocalyptic number.

21411341199 is a deficient number, since it is larger than the sum of its proper divisors (10309164321).

21411341199 is an equidigital number, since it uses as much as digits as its factorization.

21411341199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793012646 (or 793012640 counting only the distinct ones).

The product of its digits is 7776, while the sum is 36.

The spelling of 21411341199 in words is "twenty-one billion, four hundred eleven million, three hundred forty-one thousand, one hundred ninety-nine".