202136115135 has 32 divisors (see below), whose sum is σ = 338184253440. Its totient is φ = 102903350528.

The previous prime is 202136115131. The next prime is 202136115151. The reversal of 202136115135 is 531511631202.

202136115135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 202136115135 - 2² = 202136115131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202136115131) 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 31 ways as a sum of consecutive naturals, for example, 446334 + ... + 776843.

It is an arithmetic number, because the mean of its divisors is an integer number (10568257920).

Almost surely, 2^202136115135 is an apocalyptic number.

202136115135 is a deficient number, since it is larger than the sum of its proper divisors (136048138305).

202136115135 is a wasteful number, since it uses less digits than its factorization.

202136115135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1223687.

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 202136115135 its reverse (531511631202), we get a palindrome (733647746337).

The spelling of 202136115135 in words is "two hundred two billion, one hundred thirty-six million, one hundred fifteen thousand, one hundred thirty-five".