22012200021111 has 8 divisors (see below), whose sum is σ = 29830741012464. Its totient is φ = 14434229521920.

The previous prime is 22012200021089. The next prime is 22012200021121. The reversal of 22012200021111 is 11112000221022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22012200021111 - 2⁵ = 22012200021079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012200021121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60142622826 + ... + 60142623191.

It is an arithmetic number, because the mean of its divisors is an integer number (3728842626558).

Almost surely, 2^{22012200021111} is an apocalyptic number.

22012200021111 is a deficient number, since it is larger than the sum of its proper divisors (7818540991353).

22012200021111 is a wasteful number, since it uses less digits than its factorization.

22012200021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120285246081.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22012200021111 its reverse (11112000221022), we get a palindrome (33124200242133).

The spelling of 22012200021111 in words is "twenty-two trillion, twelve billion, two hundred million, twenty-one thousand, one hundred eleven".