22220210221001 has 16 divisors (see below), whose sum is σ = 25275825738240. Its totient is φ = 19387707212160.

The previous prime is 22220210220991. The next prime is 22220210221043. The reversal of 22220210221001 is 10012201202222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22220210221001 - 2⁶ = 22220210220937 is a prime.

It is a super-2 number, since 2×22220210221001² (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 (22220210221201) 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, 641110556 + ... + 641145213.

It is an arithmetic number, because the mean of its divisors is an integer number (1579739108640).

Almost surely, 2^{22220210221001} is an apocalyptic number.

It is an amenable number.

22220210221001 is a deficient number, since it is larger than the sum of its proper divisors (3055615517239).

22220210221001 is a wasteful number, since it uses less digits than its factorization.

22220210221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282255856.

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

Adding to 22220210221001 its reverse (10012201202222), we get a palindrome (32232411423223).

The spelling of 22220210221001 in words is "twenty-two trillion, two hundred twenty billion, two hundred ten million, two hundred twenty-one thousand, one".