135311011242 has 32 divisors (see below), whose sum is σ = 301505393664. Its totient is φ = 40130924400.

The previous prime is 135311011219. The next prime is 135311011259. The reversal of 135311011242 is 242110113531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21807184 + ... + 21813387.

It is an arithmetic number, because the mean of its divisors is an integer number (9422043552).

Almost surely, 2^135311011242 is an apocalyptic number.

135311011242 is an abundant number, since it is smaller than the sum of its proper divisors (166194382422).

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

135311011242 is a wasteful number, since it uses less digits than its factorization.

135311011242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43620634.

The product of its (nonzero) digits is 720, while the sum is 24.

Adding to 135311011242 its reverse (242110113531), we get a palindrome (377421124773).

The spelling of 135311011242 in words is "one hundred thirty-five billion, three hundred eleven million, eleven thousand, two hundred forty-two".