138027230204112 has 60 divisors (see below), whose sum is σ = 409007160097380. Its totient is φ = 43302660455424.

The previous prime is 138027230204107. The next prime is 138027230204113. The reversal of 138027230204112 is 211402032720831.

138027230204112 is a `hidden beast` number, since 1 + 3 + 8 + 0 + 2 + 7 + 230 + 2 + 0 + 411 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 113476949333136 + 24550280870976 = 10652556^2 + 4954824^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138027230204113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28191833787 + ... + 28191838682.

It is an arithmetic number, because the mean of its divisors is an integer number (6816786001623).

Almost surely, 2^{138027230204112} is an apocalyptic number.

138027230204112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

138027230204112 is an abundant number, since it is smaller than the sum of its proper divisors (270979929893268).

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

138027230204112 is a wasteful number, since it uses less digits than its factorization.

138027230204112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56383672500 (or 56383672491 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

Adding to 138027230204112 its reverse (211402032720831), we get a palindrome (349429262924943).

The spelling of 138027230204112 in words is "one hundred thirty-eight trillion, twenty-seven billion, two hundred thirty million, two hundred four thousand, one hundred twelve".