201113020332121 has 4 divisors (see below), whose sum is σ = 201113893793700. Its totient is φ = 201112146870544.

The previous prime is 201113020332089. The next prime is 201113020332127. The reversal of 201113020332121 is 121233020311102.

201113020332121 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.

It can be written as a sum of positive squares in 2 ways, for example, as 134906807973721 + 66206212358400 = 11614939^2 + 8136720^2 .

It is a cyclic number.

It is not a de Polignac number, because 201113020332121 - 2⁵ = 201113020332089 is a prime.

It is a super-2 number, since 2×201113020332121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201113020332092 and 201113020332101.

It is not an unprimeable number, because it can be changed into a prime (201113020332127) 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, 436385326 + ... + 436845943.

It is an arithmetic number, because the mean of its divisors is an integer number (50278473448425).

Almost surely, 2^{201113020332121} is an apocalyptic number.

It is an amenable number.

201113020332121 is a deficient number, since it is larger than the sum of its proper divisors (873461579).

201113020332121 is an equidigital number, since it uses as much as digits as its factorization.

201113020332121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873461578.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 201113020332121 its reverse (121233020311102), we get a palindrome (322346040643223).

The spelling of 201113020332121 in words is "two hundred one trillion, one hundred thirteen billion, twenty million, three hundred thirty-two thousand, one hundred twenty-one".