22012200021001 has 16 divisors (see below), whose sum is σ = 23321709216000. Its totient is φ = 20704323797248.

The previous prime is 22012200020963. The next prime is 22012200021011. The reversal of 22012200021001 is 10012000221022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22012200021001 - 2¹³ = 22012200012809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22012200021011) 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, 325961826 + ... + 326029348.

It is an arithmetic number, because the mean of its divisors is an integer number (1457606826000).

Almost surely, 2^{22012200021001} is an apocalyptic number.

It is an amenable number.

22012200021001 is a deficient number, since it is larger than the sum of its proper divisors (1309509194999).

22012200021001 is a wasteful number, since it uses less digits than its factorization.

22012200021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79328.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22012200021001 its reverse (10012000221022), we get a palindrome (32024200242023).

The spelling of 22012200021001 in words is "twenty-two trillion, twelve billion, two hundred million, twenty-one thousand, one".