135236202101 has 16 divisors (see below), whose sum is σ = 181575881088. Its totient is φ = 97272792000.

The previous prime is 135236202097. The next prime is 135236202103. The reversal of 135236202101 is 101202632531.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 135236202101 - 2² = 135236202097 is a prime.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135236202103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67549550 + ... + 67551551.

It is an arithmetic number, because the mean of its divisors is an integer number (11348492568).

Almost surely, 2^135236202101 is an apocalyptic number.

135236202101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

135236202101 is a deficient number, since it is larger than the sum of its proper divisors (46339678987).

135236202101 is a wasteful number, since it uses less digits than its factorization.

135236202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135101132.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 135236202101 its reverse (101202632531), we get a palindrome (236438834632).

The spelling of 135236202101 in words is "one hundred thirty-five billion, two hundred thirty-six million, two hundred two thousand, one hundred one".