135200131632231 has 24 divisors (see below), whose sum is σ = 193468705350480. Its totient is φ = 83956904005632.

The previous prime is 135200131632229. The next prime is 135200131632253. The reversal of 135200131632231 is 132236131002531.

It is not a de Polignac number, because 135200131632231 - 2¹ = 135200131632229 is a prime.

It is a super-2 number, since 2×135200131632231² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135200131632192 and 135200131632201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135200131632331) 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, 803731236 + ... + 803899433.

It is an arithmetic number, because the mean of its divisors is an integer number (8061196056270).

Almost surely, 2^{135200131632231} is an apocalyptic number.

135200131632231 is a deficient number, since it is larger than the sum of its proper divisors (58268573718249).

135200131632231 is a wasteful number, since it uses less digits than its factorization.

135200131632231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607630803 (or 1607630786 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

Adding to 135200131632231 its reverse (132236131002531), we get a palindrome (267436262634762).

The spelling of 135200131632231 in words is "one hundred thirty-five trillion, two hundred billion, one hundred thirty-one million, six hundred thirty-two thousand, two hundred thirty-one".