202135101013 has 24 divisors (see below), whose sum is σ = 220765053600. Its totient is φ = 184556465856.

The previous prime is 202135100989. The next prime is 202135101017. The reversal of 202135101013 is 310101531202.

It is not a de Polignac number, because 202135101013 - 2⁹ = 202135100501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202135101017) 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, 8984943 + ... + 9007411.

It is an arithmetic number, because the mean of its divisors is an integer number (9198543900).

Almost surely, 2^202135101013 is an apocalyptic number.

It is an amenable number.

202135101013 is a deficient number, since it is larger than the sum of its proper divisors (18629952587).

202135101013 is a wasteful number, since it uses less digits than its factorization.

202135101013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23109 (or 23080 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 202135101013 its reverse (310101531202), we get a palindrome (512236632215).

The spelling of 202135101013 in words is "two hundred two billion, one hundred thirty-five million, one hundred one thousand, thirteen".