22220210120201 has 4 divisors (see below), whose sum is σ = 22222539536400. Its totient is φ = 22217880704004.

The previous prime is 22220210120137. The next prime is 22220210120237. The reversal of 22220210120201 is 10202101202222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22220210120201 - 2⁶ = 22220210120137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22220210120201.

It is not an unprimeable number, because it can be changed into a prime (22220210120261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1164693791 + ... + 1164712868.

It is an arithmetic number, because the mean of its divisors is an integer number (5555634884100).

Almost surely, 2^{22220210120201} is an apocalyptic number.

It is an amenable number.

22220210120201 is a deficient number, since it is larger than the sum of its proper divisors (2329416199).

22220210120201 is an equidigital number, since it uses as much as digits as its factorization.

22220210120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2329416198.

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

Adding to 22220210120201 its reverse (10202101202222), we get a palindrome (32422311322423).

The spelling of 22220210120201 in words is "twenty-two trillion, two hundred twenty billion, two hundred ten million, one hundred twenty thousand, two hundred one".