22001700001 has 8 divisors (see below), whose sum is σ = 22187869704. Its totient is φ = 21816314880.

The previous prime is 22001699983. The next prime is 22001700131. The reversal of 22001700001 is 10000710022.

It can be written as a sum of positive squares in 4 ways, for example, as 5806592401 + 16195107600 = 76201^2 + 127260^2 .

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 22001700001 - 2⁵ = 22001699969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001700901) 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, 139756 + ... + 252061.

It is an arithmetic number, because the mean of its divisors is an integer number (2773483713).

Almost surely, 2^22001700001 is an apocalyptic number.

It is an amenable number.

22001700001 is a deficient number, since it is larger than the sum of its proper divisors (186169703).

22001700001 is a wasteful number, since it uses less digits than its factorization.

22001700001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392291.

The product of its (nonzero) digits is 28, while the sum is 13.

The spelling of 22001700001 in words is "twenty-two billion, one million, seven hundred thousand, one".