2221010332111 has 4 divisors (see below), whose sum is σ = 2241386573800. Its totient is φ = 2200634090424.

The previous prime is 2221010332109. The next prime is 2221010332147. The reversal of 2221010332111 is 1112330101222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2221010332111 - 2¹ = 2221010332109 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 (2221010338111) 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, 10188120681 + ... + 10188120898.

It is an arithmetic number, because the mean of its divisors is an integer number (560346643450).

Almost surely, 2^{2221010332111} is an apocalyptic number.

2221010332111 is a deficient number, since it is larger than the sum of its proper divisors (20376241689).

2221010332111 is a wasteful number, since it uses less digits than its factorization.

2221010332111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20376241688.

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

Adding to 2221010332111 its reverse (1112330101222), we get a palindrome (3333340433333).

The spelling of 2221010332111 in words is "two trillion, two hundred twenty-one billion, ten million, three hundred thirty-two thousand, one hundred eleven".