22012021001122 has 16 divisors (see below), whose sum is σ = 33038983665792. Its totient is φ = 10999027982800.

The previous prime is 22012021001111. The next prime is 22012021001213. The reversal of 22012021001122 is 22110012021022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22012021001096 and 22012021001105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28610508 + ... + 29369800.

It is an arithmetic number, because the mean of its divisors is an integer number (2064936479112).

Almost surely, 2^{22012021001122} is an apocalyptic number.

22012021001122 is a deficient number, since it is larger than the sum of its proper divisors (11026962664670).

22012021001122 is a wasteful number, since it uses less digits than its factorization.

22012021001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768473.

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

Adding to 22012021001122 its reverse (22110012021022), we get a palindrome (44122033022144).

The spelling of 22012021001122 in words is "twenty-two trillion, twelve billion, twenty-one million, one thousand, one hundred twenty-two".