22011200012122 has 32 divisors (see below), whose sum is σ = 33551599809600. Its totient is φ = 10828741148160.

The previous prime is 22011200012119. The next prime is 22011200012161. The reversal of 22011200012122 is 22121000211022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22011200012096 and 22011200012105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 745192938 + ... + 745222474.

It is an arithmetic number, because the mean of its divisors is an integer number (1048487494050).

Almost surely, 2^{22011200012122} is an apocalyptic number.

22011200012122 is a deficient number, since it is larger than the sum of its proper divisors (11540399797478).

22011200012122 is a wasteful number, since it uses less digits than its factorization.

22011200012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53166.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22011200012122 its reverse (22121000211022), we get a palindrome (44132200223144).

The spelling of 22011200012122 in words is "twenty-two trillion, eleven billion, two hundred million, twelve thousand, one hundred twenty-two".