202120432113 has 8 divisors (see below), whose sum is σ = 271147247008. Its totient is φ = 133920285984.

The previous prime is 202120432103. The next prime is 202120432133. The reversal of 202120432113 is 311234021202.

202120432113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202120432113 - 2⁶ = 202120432049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202120432113.

It is not an unprimeable number, because it can be changed into a prime (202120432103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206666620 + ... + 206667597.

It is an arithmetic number, because the mean of its divisors is an integer number (33893405876).

Almost surely, 2^202120432113 is an apocalyptic number.

It is an amenable number.

202120432113 is a deficient number, since it is larger than the sum of its proper divisors (69026814895).

202120432113 is a wasteful number, since it uses less digits than its factorization.

202120432113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413334383.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 202120432113 its reverse (311234021202), we get a palindrome (513354453315).

The spelling of 202120432113 in words is "two hundred two billion, one hundred twenty million, four hundred thirty-two thousand, one hundred thirteen".