135331420211 has 16 divisors (see below), whose sum is σ = 147996596160. Its totient is φ = 122993216640.

The previous prime is 135331420207. The next prime is 135331420229. The reversal of 135331420211 is 112024133531.

It is a cyclic number.

It is not a de Polignac number, because 135331420211 - 2² = 135331420207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135331420241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 576545 + ... + 776573.

It is an arithmetic number, because the mean of its divisors is an integer number (9249787260).

Almost surely, 2^135331420211 is an apocalyptic number.

135331420211 is a deficient number, since it is larger than the sum of its proper divisors (12665175949).

135331420211 is a wasteful number, since it uses less digits than its factorization.

135331420211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200846.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 135331420211 its reverse (112024133531), we get a palindrome (247355553742).

The spelling of 135331420211 in words is "one hundred thirty-five billion, three hundred thirty-one million, four hundred twenty thousand, two hundred eleven".