201013101223013 has 4 divisors (see below), whose sum is σ = 201016902367008. Its totient is φ = 201009300079020.

The previous prime is 201013101222919. The next prime is 201013101223049. The reversal of 201013101223013 is 310322101310102.

It is a happy number.

201013101223013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201013101223013 - 2⁸ = 201013101222757 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 (201013101223213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1900492673 + ... + 1900598438.

It is an arithmetic number, because the mean of its divisors is an integer number (50254225591752).

Almost surely, 2^{201013101223013} is an apocalyptic number.

It is an amenable number.

201013101223013 is a deficient number, since it is larger than the sum of its proper divisors (3801143995).

201013101223013 is an equidigital number, since it uses as much as digits as its factorization.

201013101223013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3801143994.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 201013101223013 its reverse (310322101310102), we get a palindrome (511335202533115).

The spelling of 201013101223013 in words is "two hundred one trillion, thirteen billion, one hundred one million, two hundred twenty-three thousand, thirteen".