20002211010001 has 32 divisors (see below), whose sum is σ = 22645313095680. Its totient is φ = 17508641270400.

The previous prime is 20002211009993. The next prime is 20002211010011. The reversal of 20002211010001 is 10001011220002.

It is a cyclic number.

It is not a de Polignac number, because 20002211010001 - 2³ = 20002211009993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20002211010001.

It is not an unprimeable number, because it can be changed into a prime (20002211010011) 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 31 ways as a sum of consecutive naturals, for example, 312928021 + ... + 312991933.

It is an arithmetic number, because the mean of its divisors is an integer number (707666034240).

Almost surely, 2^{20002211010001} is an apocalyptic number.

It is an amenable number.

20002211010001 is a deficient number, since it is larger than the sum of its proper divisors (2643102085679).

20002211010001 is a wasteful number, since it uses less digits than its factorization.

20002211010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73357.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20002211010001 its reverse (10001011220002), we get a palindrome (30003222230003).

The spelling of 20002211010001 in words is "twenty trillion, two billion, two hundred eleven million, ten thousand, one".