136120230 has 32 divisors (see below), whose sum is σ = 362988000. Its totient is φ = 36298656.

The previous prime is 136120223. The next prime is 136120247. The reversal of 136120230 is 32021631.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 251805 + ... + 252344.

It is an arithmetic number, because the mean of its divisors is an integer number (11343375).

Almost surely, 2^136120230 is an apocalyptic number.

136120230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136120230 is an abundant number, since it is smaller than the sum of its proper divisors (226867770).

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

136120230 is a wasteful number, since it uses less digits than its factorization.

136120230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504165 (or 504159 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 136120230 is about 11667.0574696450. The cubic root of 136120230 is about 514.4078152547.

Adding to 136120230 its reverse (32021631), we get a palindrome (168141861).

The spelling of 136120230 in words is "one hundred thirty-six million, one hundred twenty thousand, two hundred thirty".