201122010121001 has 8 divisors (see below), whose sum is σ = 203167236654144. Its totient is φ = 199077840833200.

The previous prime is 201122010120923. The next prime is 201122010121037. The reversal of 201122010121001 is 100121010221102.

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 201122010121001 - 2¹⁸ = 201122009858857 is a prime.

It is a super-2 number, since 2×201122010121001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201122010121051) 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, 263928935 + ... + 264689868.

It is an arithmetic number, because the mean of its divisors is an integer number (25395904581768).

Almost surely, 2^{201122010121001} is an apocalyptic number.

It is an amenable number.

201122010121001 is a deficient number, since it is larger than the sum of its proper divisors (2045226533143).

201122010121001 is a wasteful number, since it uses less digits than its factorization.

201122010121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528622671.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201122010121001 its reverse (100121010221102), we get a palindrome (301243020342103).

The spelling of 201122010121001 in words is "two hundred one trillion, one hundred twenty-two billion, ten million, one hundred twenty-one thousand, one".