22000122222001 has 32 divisors (see below), whose sum is σ = 28872811883520. Its totient is φ = 16240426776000.

The previous prime is 22000122221999. The next prime is 22000122222011. The reversal of 22000122222001 is 10022222100022.

It is not a de Polignac number, because 22000122222001 - 2¹ = 22000122221999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22000122222011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175059750 + ... + 175185376.

It is an arithmetic number, because the mean of its divisors is an integer number (902275371360).

Almost surely, 2^{22000122222001} is an apocalyptic number.

It is an amenable number.

22000122222001 is a deficient number, since it is larger than the sum of its proper divisors (6872689661519).

22000122222001 is a wasteful number, since it uses less digits than its factorization.

22000122222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245365.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22000122222001 its reverse (10022222100022), we get a palindrome (32022344322023).

The spelling of 22000122222001 in words is "twenty-two trillion, one hundred twenty-two million, two hundred twenty-two thousand, one".