22112012221101 has 48 divisors (see below), whose sum is σ = 34909797244608. Its totient is φ = 13375606675200.

The previous prime is 22112012221099. The next prime is 22112012221129. The reversal of 22112012221101 is 10112221021122.

22112012221101 is a `hidden beast` number, since 221 + 120 + 1 + 2 + 221 + 101 = 666.

It is not a de Polignac number, because 22112012221101 - 2¹ = 22112012221099 is a prime.

It is a super-2 number, since 2×22112012221101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112012221181) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 217221346 + ... + 217323116.

It is an arithmetic number, because the mean of its divisors is an integer number (727287442596).

Almost surely, 2^{22112012221101} is an apocalyptic number.

It is an amenable number.

22112012221101 is a deficient number, since it is larger than the sum of its proper divisors (12797785023507).

22112012221101 is a wasteful number, since it uses less digits than its factorization.

22112012221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105962 (or 105959 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 22112012221101 its reverse (10112221021122), we get a palindrome (32224233242223).

The spelling of 22112012221101 in words is "twenty-two trillion, one hundred twelve billion, twelve million, two hundred twenty-one thousand, one hundred one".