135322223430 has 128 divisors (see below), whose sum is σ = 355428922752. Its totient is φ = 32834101248.

The previous prime is 135322223429. The next prime is 135322223507. The reversal of 135322223430 is 34322223531.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2939752 + ... + 2985428.

It is an arithmetic number, because the mean of its divisors is an integer number (2776788459).

Almost surely, 2^135322223430 is an apocalyptic number.

135322223430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 135322223430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177714461376).

135322223430 is an abundant number, since it is smaller than the sum of its proper divisors (220106699322).

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

135322223430 is a wasteful number, since it uses less digits than its factorization.

135322223430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45898.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 135322223430 its reverse (34322223531), we get a palindrome (169644446961).

The spelling of 135322223430 in words is "one hundred thirty-five billion, three hundred twenty-two million, two hundred twenty-three thousand, four hundred thirty".