22000122221011 has 8 divisors (see below), whose sum is σ = 24220318042800. Its totient is φ = 19816623851040.

The previous prime is 22000122220997. The next prime is 22000122221023. The reversal of 22000122221011 is 11012222100022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22000122221011 - 2¹⁵ = 22000122188243 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 7 ways as a sum of consecutive naturals, for example, 9174361696 + ... + 9174364093.

It is an arithmetic number, because the mean of its divisors is an integer number (3027539755350).

Almost surely, 2^{22000122221011} is an apocalyptic number.

22000122221011 is a deficient number, since it is larger than the sum of its proper divisors (2220195821789).

22000122221011 is a wasteful number, since it uses less digits than its factorization.

22000122221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18348725909.

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

Adding to 22000122221011 its reverse (11012222100022), we get a palindrome (33012344321033).

The spelling of 22000122221011 in words is "twenty-two trillion, one hundred twenty-two million, two hundred twenty-one thousand, eleven".