21302201112 has 16 divisors (see below), whose sum is σ = 53255502840. Its totient is φ = 7100733696.

The previous prime is 21302201069. The next prime is 21302201113. The reversal of 21302201112 is 21110220312.

It is a junction number, because it is equal to n+sod(n) for n = 21302201091 and 21302201100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21302201113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443795833 + ... + 443795880.

Almost surely, 2^21302201112 is an apocalyptic number.

It is an amenable number.

21302201112 is an abundant number, since it is smaller than the sum of its proper divisors (31953301728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21302201112 is a wasteful number, since it uses less digits than its factorization.

21302201112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887591722 (or 887591718 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 21302201112 its reverse (21110220312), we get a palindrome (42412421424).

The spelling of 21302201112 in words is "twenty-one billion, three hundred two million, two hundred one thousand, one hundred twelve".