136311115020 has 24 divisors (see below), whose sum is σ = 381671122224. Its totient is φ = 36349630656.

The previous prime is 136311115013. The next prime is 136311115021. The reversal of 136311115020 is 20511113631.

136311115020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (136311115021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1135925899 + ... + 1135926018.

It is an arithmetic number, because the mean of its divisors is an integer number (15902963426).

Almost surely, 2^136311115020 is an apocalyptic number.

136311115020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136311115020 is an abundant number, since it is smaller than the sum of its proper divisors (245360007204).

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

136311115020 is a wasteful number, since it uses less digits than its factorization.

136311115020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2271851929 (or 2271851927 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 24.

Adding to 136311115020 its reverse (20511113631), we get a palindrome (156822228651).

The spelling of 136311115020 in words is "one hundred thirty-six billion, three hundred eleven million, one hundred fifteen thousand, twenty".