22202144443001 has 8 divisors (see below), whose sum is σ = 22621132127880. Its totient is φ = 21783159695232.

The previous prime is 22202144442991. The next prime is 22202144443049. The reversal of 22202144443001 is 10034444120222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3997620354025 + 18204524088976 = 1999405^2 + 4266676^2 .

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 22202144443001 - 2¹⁴ = 22202144426617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22202144443081) 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, 19998551 + ... + 21079523.

It is an arithmetic number, because the mean of its divisors is an integer number (2827641515985).

Almost surely, 2^{22202144443001} is an apocalyptic number.

It is an amenable number.

22202144443001 is a deficient number, since it is larger than the sum of its proper divisors (418987684879).

22202144443001 is a wasteful number, since it uses less digits than its factorization.

22202144443001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468555.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 22202144443001 its reverse (10034444120222), we get a palindrome (32236588563223).

The spelling of 22202144443001 in words is "twenty-two trillion, two hundred two billion, one hundred forty-four million, four hundred forty-three thousand, one".