201100013021 has 8 divisors (see below), whose sum is σ = 210679527744. Its totient is φ = 191590168000.

The previous prime is 201100013017. The next prime is 201100013039. The reversal of 201100013021 is 120310001102.

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 201100013021 - 2² = 201100013017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 201100012993 and 201100013011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201100013321) 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, 17411516 + ... + 17423061.

It is an arithmetic number, because the mean of its divisors is an integer number (26334940968).

Almost surely, 2^201100013021 is an apocalyptic number.

It is an amenable number.

201100013021 is a deficient number, since it is larger than the sum of its proper divisors (9579514723).

201100013021 is a wasteful number, since it uses less digits than its factorization.

201100013021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34834851.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 201100013021 its reverse (120310001102), we get a palindrome (321410014123).

The spelling of 201100013021 in words is "two hundred one billion, one hundred million, thirteen thousand, twenty-one".