112155205636 has 24 divisors (see below), whose sum is σ = 203561631000. Its totient is φ = 54004683264.

The previous prime is 112155205609. The next prime is 112155205639. The reversal of 112155205636 is 636502551211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 695376900 + 111459828736 = 26370^2 + 333856^2 .

It is a junction number, because it is equal to n+sod(n) for n = 112155205595 and 112155205604.

It is not an unprimeable number, because it can be changed into a prime (112155205639) 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, 1197621 + ... + 1287868.

It is an arithmetic number, because the mean of its divisors is an integer number (8481734625).

Almost surely, 2^112155205636 is an apocalyptic number.

It is an amenable number.

112155205636 is a deficient number, since it is larger than the sum of its proper divisors (91406425364).

112155205636 is a wasteful number, since it uses less digits than its factorization.

112155205636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485911 (or 2485909 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

Adding to 112155205636 its reverse (636502551211), we get a palindrome (748657756847).

The spelling of 112155205636 in words is "one hundred twelve billion, one hundred fifty-five million, two hundred five thousand, six hundred thirty-six".