22020221111001 has 8 divisors (see below), whose sum is σ = 29360719024224. Its totient is φ = 14679935302560.

The previous prime is 22020221110999. The next prime is 22020221111041. The reversal of 22020221111001 is 10011112202022.

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

It is not a de Polignac number, because 22020221111001 - 2¹ = 22020221110999 is a prime.

It is a super-2 number, since 2×22020221111001² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22020221111041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52783795 + ... + 53199336.

It is an arithmetic number, because the mean of its divisors is an integer number (3670089878028).

Almost surely, 2^{22020221111001} is an apocalyptic number.

It is an amenable number.

22020221111001 is a deficient number, since it is larger than the sum of its proper divisors (7340497913223).

22020221111001 is a wasteful number, since it uses less digits than its factorization.

22020221111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106052391.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22020221111001 its reverse (10011112202022), we get a palindrome (32031333313023).

The spelling of 22020221111001 in words is "twenty-two trillion, twenty billion, two hundred twenty-one million, one hundred eleven thousand, one".