21232130200111 has 8 divisors (see below), whose sum is σ = 22155669688320. Its totient is φ = 20308624327992.

The previous prime is 21232130200103. The next prime is 21232130200133. The reversal of 21232130200111 is 11100203123212.

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 21232130200111 - 2³ = 21232130200103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21232130200711) 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, 7109091 + ... + 9643828.

It is an arithmetic number, because the mean of its divisors is an integer number (2769458711040).

Almost surely, 2^{21232130200111} is an apocalyptic number.

21232130200111 is a deficient number, since it is larger than the sum of its proper divisors (923539488209).

21232130200111 is a wasteful number, since it uses less digits than its factorization.

21232130200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16808045.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 21232130200111 its reverse (11100203123212), we get a palindrome (32332333323323).

The spelling of 21232130200111 in words is "twenty-one trillion, two hundred thirty-two billion, one hundred thirty million, two hundred thousand, one hundred eleven".