200011221222001 has 8 divisors (see below), whose sum is σ = 231803749344384. Its totient is φ = 169023567229440.

The previous prime is 200011221221969. The next prime is 200011221222091. The reversal of 200011221222001 is 100222122110002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200011221222001 - 2⁵ = 200011221221969 is a prime.

It is a super-2 number, since 2×200011221222001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200011221222091) 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, 201218531920 + ... + 201218532913.

It is an arithmetic number, because the mean of its divisors is an integer number (28975468668048).

Almost surely, 2^{200011221222001} is an apocalyptic number.

It is an amenable number.

200011221222001 is a deficient number, since it is larger than the sum of its proper divisors (31792528122383).

200011221222001 is an equidigital number, since it uses as much as digits as its factorization.

200011221222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402437064911.

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

Adding to 200011221222001 its reverse (100222122110002), we get a palindrome (300233343332003).

The spelling of 200011221222001 in words is "two hundred trillion, eleven billion, two hundred twenty-one million, two hundred twenty-two thousand, one".