135215433101 has 4 divisors (see below), whose sum is σ = 154531923552. Its totient is φ = 115898942652.

The previous prime is 135215433077. The next prime is 135215433103. The reversal of 135215433101 is 101334512531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 101334512531 = 7 ⋅14476358933.

It is a cyclic number.

It is not a de Polignac number, because 135215433101 - 2⁶ = 135215433037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135215433103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9658245215 + ... + 9658245228.

It is an arithmetic number, because the mean of its divisors is an integer number (38632980888).

Almost surely, 2^135215433101 is an apocalyptic number.

It is an amenable number.

135215433101 is a deficient number, since it is larger than the sum of its proper divisors (19316490451).

135215433101 is an equidigital number, since it uses as much as digits as its factorization.

135215433101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19316490450.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 135215433101 its reverse (101334512531), we get a palindrome (236549945632).

The spelling of 135215433101 in words is "one hundred thirty-five billion, two hundred fifteen million, four hundred thirty-three thousand, one hundred one".