202135135013 has 24 divisors (see below), whose sum is σ = 246338003520. Its totient is φ = 165065208000.

The previous prime is 202135134961. The next prime is 202135135021. The reversal of 202135135013 is 310531531202.

It is not a de Polignac number, because 202135135013 - 2¹⁸ = 202134872869 is a prime.

It is a super-2 number, since 2×202135135013² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202135135613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74408 + ... + 640161.

It is an arithmetic number, because the mean of its divisors is an integer number (10264083480).

Almost surely, 2^202135135013 is an apocalyptic number.

202135135013 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

202135135013 is a deficient number, since it is larger than the sum of its proper divisors (44202868507).

202135135013 is a wasteful number, since it uses less digits than its factorization.

202135135013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714857 (or 714850 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 202135135013 its reverse (310531531202), we get a palindrome (512666666215).

The spelling of 202135135013 in words is "two hundred two billion, one hundred thirty-five million, one hundred thirty-five thousand, thirteen".