22220211211001 has 16 divisors (see below), whose sum is σ = 23791480876800. Its totient is φ = 20689280514000.

The previous prime is 22220211210971. The next prime is 22220211211027. The reversal of 22220211211001 is 10011211202222.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220211211001 is a prime.

It is a super-2 number, since 2×22220211211001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22220211211091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2762906 + ... + 7216236.

It is an arithmetic number, because the mean of its divisors is an integer number (1486967554800).

Almost surely, 2^{22220211211001} is an apocalyptic number.

It is an amenable number.

22220211211001 is a deficient number, since it is larger than the sum of its proper divisors (1571269665799).

22220211211001 is a wasteful number, since it uses less digits than its factorization.

22220211211001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4457860.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22220211211001 its reverse (10011211202222), we get a palindrome (32231422413223).

The spelling of 22220211211001 in words is "twenty-two trillion, two hundred twenty billion, two hundred eleven million, two hundred eleven thousand, one".