2202221112001 has 8 divisors (see below), whose sum is σ = 2355802331400. Its totient is φ = 2051310870528.

The previous prime is 2202221111999. The next prime is 2202221112029. The reversal of 2202221112001 is 1002111222022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 690895102401 + 1511326009600 = 831201^2 + 1229360^2 .

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 2202221112001 - 2¹ = 2202221111999 is a prime.

It is a super-2 number, since 2×2202221112001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2202221172001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667742776 + ... + 667746073.

It is an arithmetic number, because the mean of its divisors is an integer number (294475291425).

Almost surely, 2^{2202221112001} is an apocalyptic number.

It is an amenable number.

2202221112001 is a deficient number, since it is larger than the sum of its proper divisors (153581219399).

2202221112001 is a wasteful number, since it uses less digits than its factorization.

2202221112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335488963.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2202221112001 its reverse (1002111222022), we get a palindrome (3204332334023).

The spelling of 2202221112001 in words is "two trillion, two hundred two billion, two hundred twenty-one million, one hundred twelve thousand, one".