22201221201122 has 8 divisors (see below), whose sum is σ = 33305807215596. Its totient is φ = 11099285462592.

The previous prime is 22201221201119. The next prime is 22201221201139. The reversal of 22201221201122 is 22110212210222.

It can be written as a sum of positive squares in 2 ways, for example, as 21916994670481 + 284226530641 = 4681559^2 + 533129^2 .

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

It is a super-2 number, since 2×22201221201122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22201221201094 and 22201221201103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662548043 + ... + 662581550.

Almost surely, 2^{22201221201122} is an apocalyptic number.

22201221201122 is a deficient number, since it is larger than the sum of its proper divisors (11104586014474).

22201221201122 is a wasteful number, since it uses less digits than its factorization.

22201221201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325137972.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22201221201122 its reverse (22110212210222), we get a palindrome (44311433411344).

The spelling of 22201221201122 in words is "twenty-two trillion, two hundred one billion, two hundred twenty-one million, two hundred one thousand, one hundred twenty-two".