22011212332111 has 8 divisors (see below), whose sum is σ = 22108373486640. Its totient is φ = 21914052892608.

The previous prime is 22011212332103. The next prime is 22011212332133. The reversal of 22011212332111 is 11123321211022.

It is a happy number.

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 22011212332111 - 2³ = 22011212332103 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 (22011212333111) 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, 30073875 + ... + 30797083.

It is an arithmetic number, because the mean of its divisors is an integer number (2763546685830).

Almost surely, 2^{22011212332111} is an apocalyptic number.

22011212332111 is a deficient number, since it is larger than the sum of its proper divisors (97161154529).

22011212332111 is a wasteful number, since it uses less digits than its factorization.

22011212332111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857513.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 22011212332111 its reverse (11123321211022), we get a palindrome (33134533543133).

The spelling of 22011212332111 in words is "twenty-two trillion, eleven billion, two hundred twelve million, three hundred thirty-two thousand, one hundred eleven".