22011010002001 has 8 divisors (see below), whose sum is σ = 22465452297600. Its totient is φ = 21559587257040.

The previous prime is 22011010001983. The next prime is 22011010002011. The reversal of 22011010002001 is 10020001011022.

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 22011010002001 - 2⁵ = 22011010001969 is a prime.

It is a super-2 number, since 2×22011010002001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22011010002011) 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, 754872931 + ... + 754902088.

It is an arithmetic number, because the mean of its divisors is an integer number (2808181537200).

Almost surely, 2^{22011010002001} is an apocalyptic number.

It is an amenable number.

22011010002001 is a deficient number, since it is larger than the sum of its proper divisors (454442295599).

22011010002001 is a wasteful number, since it uses less digits than its factorization.

22011010002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1509775319.

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

Adding to 22011010002001 its reverse (10020001011022), we get a palindrome (32031011013023).

The spelling of 22011010002001 in words is "twenty-two trillion, eleven billion, ten million, two thousand, one".