221330013131111 has 8 divisors (see below), whose sum is σ = 224441839623600. Its totient is φ = 218239871841088.

The previous prime is 221330013131099. The next prime is 221330013131131. The reversal of 221330013131111 is 111131310033122.

221330013131111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 221330013131111 - 2¹⁰ = 221330013130087 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 (221330013131131) 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, 5421280061 + ... + 5421320886.

It is an arithmetic number, because the mean of its divisors is an integer number (28055229952950).

Almost surely, 2^{221330013131111} is an apocalyptic number.

221330013131111 is a deficient number, since it is larger than the sum of its proper divisors (3111826492489).

221330013131111 is a wasteful number, since it uses less digits than its factorization.

221330013131111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10842601233.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 221330013131111 its reverse (111131310033122), we get a palindrome (332461323164233).

The spelling of 221330013131111 in words is "two hundred twenty-one trillion, three hundred thirty billion, thirteen million, one hundred thirty-one thousand, one hundred eleven".