204240134031112 has 64 divisors (see below), whose sum is σ = 394976664201600. Its totient is φ = 98962592762880.

The previous prime is 204240134031091. The next prime is 204240134031239. The reversal of 204240134031112 is 211130431042402.

It is a happy 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, 263587168 + ... + 264360880.

It is an arithmetic number, because the mean of its divisors is an integer number (6171510378150).

Almost surely, 2^{204240134031112} is an apocalyptic number.

It is an amenable number.

204240134031112 is a deficient number, since it is larger than the sum of its proper divisors (190736530170488).

204240134031112 is a wasteful number, since it uses less digits than its factorization.

204240134031112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781726 (or 781722 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 204240134031112 its reverse (211130431042402), we get a palindrome (415370565073514).

The spelling of 204240134031112 in words is "two hundred four trillion, two hundred forty billion, one hundred thirty-four million, thirty-one thousand, one hundred twelve".