135405222222 has 32 divisors (see below), whose sum is σ = 277686001152. Its totient is φ = 44003038464.

The previous prime is 135405222193. The next prime is 135405222257. The reversal of 135405222222 is 222222504531.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 135405222222.

It is a congruent number.

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, 1697238 + ... + 1775225.

It is an arithmetic number, because the mean of its divisors is an integer number (8677687536).

Almost surely, 2^135405222222 is an apocalyptic number.

135405222222 is an abundant number, since it is smaller than the sum of its proper divisors (142280778930).

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

135405222222 is a wasteful number, since it uses less digits than its factorization.

135405222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3472632.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 135405222222 its reverse (222222504531), we get a palindrome (357627726753).

The spelling of 135405222222 in words is "one hundred thirty-five billion, four hundred five million, two hundred twenty-two thousand, two hundred twenty-two".