135030121420 has 48 divisors (see below), whose sum is σ = 288999627840. Its totient is φ = 52977157376.

The previous prime is 135030121411. The next prime is 135030121427. The reversal of 135030121420 is 24121030531.

It is a happy number.

135030121420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 135030121391 and 135030121400.

It is not an unprimeable number, because it can be changed into a prime (135030121427) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3925014 + ... + 3959266.

It is an arithmetic number, because the mean of its divisors is an integer number (6020825580).

Almost surely, 2^135030121420 is an apocalyptic number.

135030121420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135030121420 is an abundant number, since it is smaller than the sum of its proper divisors (153969506420).

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

135030121420 is a wasteful number, since it uses less digits than its factorization.

135030121420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38034 (or 38032 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 135030121420 its reverse (24121030531), we get a palindrome (159151151951).

The spelling of 135030121420 in words is "one hundred thirty-five billion, thirty million, one hundred twenty-one thousand, four hundred twenty".