22210221012001 has 16 divisors (see below), whose sum is σ = 25065149535360. Its totient is φ = 19494613371520.

The previous prime is 22210221011999. The next prime is 22210221012011. The reversal of 22210221012001 is 10021012201222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22210221012001 - 2¹ = 22210221011999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22210221012011) 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 15 ways as a sum of consecutive naturals, for example, 26933061 + ... + 27745453.

It is an arithmetic number, because the mean of its divisors is an integer number (1566571845960).

Almost surely, 2^{22210221012001} is an apocalyptic number.

It is an amenable number.

22210221012001 is a deficient number, since it is larger than the sum of its proper divisors (2854928523359).

22210221012001 is a wasteful number, since it uses less digits than its factorization.

22210221012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898136.

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

Adding to 22210221012001 its reverse (10021012201222), we get a palindrome (32231233213223).

The spelling of 22210221012001 in words is "twenty-two trillion, two hundred ten billion, two hundred twenty-one million, twelve thousand, one".