135235010001 has 32 divisors (see below), whose sum is σ = 221974036480. Its totient is φ = 71316707904.

The previous prime is 135235009981. The next prime is 135235010023. The reversal of 135235010001 is 100010532531.

It is not a de Polignac number, because 135235010001 - 2⁵ = 135235009969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 135235010001.

It is not an unprimeable number, because it can be changed into a prime (135235510001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1213056 + ... + 1319838.

It is an arithmetic number, because the mean of its divisors is an integer number (6936688640).

Almost surely, 2^135235010001 is an apocalyptic number.

It is an amenable number.

135235010001 is a deficient number, since it is larger than the sum of its proper divisors (86739026479).

135235010001 is a wasteful number, since it uses less digits than its factorization.

135235010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111445.

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 135235010001 its reverse (100010532531), we get a palindrome (235245542532).

The spelling of 135235010001 in words is "one hundred thirty-five billion, two hundred thirty-five million, ten thousand, one".