21113014411 has 8 divisors (see below), whose sum is σ = 22325643648. Its totient is φ = 19933608000.

The previous prime is 21113014393. The next prime is 21113014421. The reversal of 21113014411 is 11441031112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21113014411 - 2¹⁹ = 21112490123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21113014421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8304400 + ... + 8306941.

It is an arithmetic number, because the mean of its divisors is an integer number (2790705456).

Almost surely, 2^21113014411 is an apocalyptic number.

21113014411 is a deficient number, since it is larger than the sum of its proper divisors (1212629237).

21113014411 is a wasteful number, since it uses less digits than its factorization.

21113014411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16611413.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 21113014411 its reverse (11441031112), we get a palindrome (32554045523).

The spelling of 21113014411 in words is "twenty-one billion, one hundred thirteen million, fourteen thousand, four hundred eleven".