135312102201 has 4 divisors (see below), whose sum is σ = 180416136272. Its totient is φ = 90208068132.

The previous prime is 135312102181. The next prime is 135312102221. The reversal of 135312102201 is 102201213531.

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.

It is an interprime number because it is at equal distance from previous prime (135312102181) and next prime (135312102221).

It is not a de Polignac number, because 135312102201 - 2⁶ = 135312102137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135312102221) 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, 22552017031 + ... + 22552017036.

It is an arithmetic number, because the mean of its divisors is an integer number (45104034068).

Almost surely, 2^135312102201 is an apocalyptic number.

It is an amenable number.

135312102201 is a deficient number, since it is larger than the sum of its proper divisors (45104034071).

135312102201 is an equidigital number, since it uses as much as digits as its factorization.

135312102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45104034070.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 135312102201 its reverse (102201213531), we get a palindrome (237513315732).

The spelling of 135312102201 in words is "one hundred thirty-five billion, three hundred twelve million, one hundred two thousand, two hundred one".