135020122230 has 32 divisors (see below), whose sum is σ = 370340907264. Its totient is φ = 30861742176.

The previous prime is 135020122189. The next prime is 135020122253. The reversal of 135020122230 is 32221020531.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 135020122197 and 135020122206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321476272 + ... + 321476691.

It is an arithmetic number, because the mean of its divisors is an integer number (11573153352).

Almost surely, 2^135020122230 is an apocalyptic number.

135020122230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135020122230 is an abundant number, since it is smaller than the sum of its proper divisors (235320785034).

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

135020122230 is a wasteful number, since it uses less digits than its factorization.

135020122230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642952980.

The product of its (nonzero) digits is 720, while the sum is 21.

Adding to 135020122230 its reverse (32221020531), we get a palindrome (167241142761).

The spelling of 135020122230 in words is "one hundred thirty-five billion, twenty million, one hundred twenty-two thousand, two hundred thirty".