22012212022001 has 8 divisors (see below), whose sum is σ = 22083298233984. Its totient is φ = 21941127781120.

The previous prime is 22012212021973. The next prime is 22012212022079. The reversal of 22012212022001 is 10022021221022.

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 22012212022001 - 2⁶ = 22012212021937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22012212052001) by changing a digit.

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, 23809676 + ... + 24716898.

It is an arithmetic number, because the mean of its divisors is an integer number (2760412279248).

Almost surely, 2^{22012212022001} is an apocalyptic number.

It is an amenable number.

22012212022001 is a deficient number, since it is larger than the sum of its proper divisors (71086211983).

22012212022001 is an equidigital number, since it uses as much as digits as its factorization.

22012212022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985551.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22012212022001 its reverse (10022021221022), we get a palindrome (32034233243023).

The spelling of 22012212022001 in words is "twenty-two trillion, twelve billion, two hundred twelve million, twenty-two thousand, one".