22012200011111 has 8 divisors (see below), whose sum is σ = 22062160874880. Its totient is φ = 21962240373112.

The previous prime is 22012200011077. The next prime is 22012200011147. The reversal of 22012200011111 is 11111000221022.

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 22012200011111 - 2¹⁴ = 22012199994727 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 (22012200011411) 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, 42386420 + ... + 42902598.

It is an arithmetic number, because the mean of its divisors is an integer number (2757770109360).

Almost surely, 2^{22012200011111} is an apocalyptic number.

22012200011111 is a deficient number, since it is larger than the sum of its proper divisors (49960863769).

22012200011111 is an equidigital number, since it uses as much as digits as its factorization.

22012200011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612885.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22012200011111 its reverse (11111000221022), we get a palindrome (33123200232133).

The spelling of 22012200011111 in words is "twenty-two trillion, twelve billion, two hundred million, eleven thousand, one hundred eleven".