202013030120121 has 32 divisors (see below), whose sum is σ = 326733231052800. Its totient is φ = 122339317289040.

The previous prime is 202013030120119. The next prime is 202013030120131. The reversal of 202013030120121 is 121021030310202.

202013030120121 is a `hidden beast` number, since 20 + 201 + 3 + 0 + 301 + 20 + 121 = 666.

It is not a de Polignac number, because 202013030120121 - 2¹ = 202013030120119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202013030120094 and 202013030120103.

It is not an unprimeable number, because it can be changed into a prime (202013030120101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257446981 + ... + 258230466.

It is an arithmetic number, because the mean of its divisors is an integer number (10210413470400).

Almost surely, 2^{202013030120121} is an apocalyptic number.

It is an amenable number.

202013030120121 is a deficient number, since it is larger than the sum of its proper divisors (124720200932679).

202013030120121 is a wasteful number, since it uses less digits than its factorization.

202013030120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515678786 (or 515678780 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 202013030120121 its reverse (121021030310202), we get a palindrome (323034060430323).

The spelling of 202013030120121 in words is "two hundred two trillion, thirteen billion, thirty million, one hundred twenty thousand, one hundred twenty-one".