135775212100 has 144 divisors (see below), whose sum is σ = 329594904576. Its totient is φ = 48125200000.

The previous prime is 135775212091. The next prime is 135775212119. The reversal of 135775212100 is 1212577531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12971469 + ... + 12981931.

It is an arithmetic number, because the mean of its divisors is an integer number (2288853504).

Almost surely, 2^135775212100 is an apocalyptic number.

135775212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 135775212100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164797452288).

135775212100 is an abundant number, since it is smaller than the sum of its proper divisors (193819692476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135775212100 is a wasteful number, since it uses less digits than its factorization.

135775212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10786 (or 10779 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 34.

Adding to 135775212100 its reverse (1212577531), we get a palindrome (136987789631).

The spelling of 135775212100 in words is "one hundred thirty-five billion, seven hundred seventy-five million, two hundred twelve thousand, one hundred".