222201012001 has 8 divisors (see below), whose sum is σ = 225902994408. Its totient is φ = 218500944000.

The previous prime is 222201011993. The next prime is 222201012013. The reversal of 222201012001 is 100210102222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 61528306401 + 160672705600 = 248049^2 + 400840^2 .

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 222201012001 - 2³ = 222201011993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222201010001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243580 + ... + 709741.

It is an arithmetic number, because the mean of its divisors is an integer number (28237874301).

Almost surely, 2^222201012001 is an apocalyptic number.

It is an amenable number.

222201012001 is a deficient number, since it is larger than the sum of its proper divisors (3701982407).

222201012001 is an equidigital number, since it uses as much as digits as its factorization.

222201012001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957203.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222201012001 its reverse (100210102222), we get a palindrome (322411114223).

The spelling of 222201012001 in words is "two hundred twenty-two billion, two hundred one million, twelve thousand, one".