22220001121111 has 8 divisors (see below), whose sum is σ = 22232808750240. Its totient is φ = 22207195573632.

The previous prime is 22220001121051. The next prime is 22220001121133. The reversal of 22220001121111 is 11112110002222.

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 22220001121111 - 2⁷ = 22220001120983 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 (22220001121151) 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, 21092331 + ... + 22120723.

It is an arithmetic number, because the mean of its divisors is an integer number (2779101093780).

Almost surely, 2^{22220001121111} is an apocalyptic number.

22220001121111 is a deficient number, since it is larger than the sum of its proper divisors (12807629129).

22220001121111 is a wasteful number, since it uses less digits than its factorization.

22220001121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040825.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22220001121111 its reverse (11112110002222), we get a palindrome (33332111123333).

The spelling of 22220001121111 in words is "twenty-two trillion, two hundred twenty billion, one million, one hundred twenty-one thousand, one hundred eleven".