201121002100013 has 8 divisors (see below), whose sum is σ = 203009416563360. Its totient is φ = 199233374321520.

The previous prime is 201121002099917. The next prime is 201121002100049. The reversal of 201121002100013 is 310001200121102.

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 201121002100013 - 2²⁰ = 201121001051437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201121002100313) 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, 196157495 + ... + 197180132.

It is an arithmetic number, because the mean of its divisors is an integer number (25376177070420).

Almost surely, 2^{201121002100013} is an apocalyptic number.

It is an amenable number.

201121002100013 is a deficient number, since it is larger than the sum of its proper divisors (1888414463347).

201121002100013 is a wasteful number, since it uses less digits than its factorization.

201121002100013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393342427.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 201121002100013 its reverse (310001200121102), we get a palindrome (511122202221115).

The spelling of 201121002100013 in words is "two hundred one trillion, one hundred twenty-one billion, two million, one hundred thousand, thirteen".