20211113221304 has 16 divisors (see below), whose sum is σ = 37960395795000. Its totient is φ = 10088341009312.

The previous prime is 20211113221303. The next prime is 20211113221307. The reversal of 20211113221304 is 40312231111202.

It is a self number, because there is not a number n which added to its sum of digits gives 20211113221304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211113221303) 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, 2151945179 + ... + 2151954570.

Almost surely, 2^{20211113221304} is an apocalyptic number.

It is an amenable number.

20211113221304 is a deficient number, since it is larger than the sum of its proper divisors (17749282573696).

20211113221304 is a wasteful number, since it uses less digits than its factorization.

20211113221304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4303900342 (or 4303900338 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 20211113221304 its reverse (40312231111202), we get a palindrome (60523344332506).

The spelling of 20211113221304 in words is "twenty trillion, two hundred eleven billion, one hundred thirteen million, two hundred twenty-one thousand, three hundred four".