201202013103121 has 8 divisors (see below), whose sum is σ = 204410640753000. Its totient is φ = 198018162501120.

The previous prime is 201202013103067. The next prime is 201202013103239. The reversal of 201202013103121 is 121301310202102.

It can be written as a sum of positive squares in 4 ways, for example, as 7064857680400 + 194137155422721 = 2657980^2 + 13933311^2 .

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 201202013103121 - 2¹¹ = 201202013101073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201202013103821) 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, 6194245600 + ... + 6194278081.

It is an arithmetic number, because the mean of its divisors is an integer number (25551330094125).

Almost surely, 2^{201202013103121} is an apocalyptic number.

It is an amenable number.

201202013103121 is a deficient number, since it is larger than the sum of its proper divisors (3208627649879).

201202013103121 is a wasteful number, since it uses less digits than its factorization.

201202013103121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12388523939.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 201202013103121 its reverse (121301310202102), we get a palindrome (322503323305223).

The spelling of 201202013103121 in words is "two hundred one trillion, two hundred two billion, thirteen million, one hundred three thousand, one hundred twenty-one".