201113202113 has 8 divisors (see below), whose sum is σ = 206558061480. Its totient is φ = 195668835840.

The previous prime is 201113202089. The next prime is 201113202131. The reversal of 201113202113 is 311202311102.

It can be written as a sum of positive squares in 4 ways, for example, as 43467649 + 201069734464 = 6593^2 + 448408^2 .

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 201113202113 - 2⁸ = 201113201857 is a prime.

It is a super-3 number, since 3×201113202113³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201113202091 and 201113202100.

It is not an unprimeable number, because it can be changed into a prime (201113202193) 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, 794783 + ... + 1016811.

It is an arithmetic number, because the mean of its divisors is an integer number (25819757685).

Almost surely, 2^201113202113 is an apocalyptic number.

It is an amenable number.

201113202113 is a deficient number, since it is larger than the sum of its proper divisors (5444859367).

201113202113 is a wasteful number, since it uses less digits than its factorization.

201113202113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246547.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 201113202113 its reverse (311202311102), we get a palindrome (512315513215).

The spelling of 201113202113 in words is "two hundred one billion, one hundred thirteen million, two hundred two thousand, one hundred thirteen".