512201112 has 32 divisors (see below), whose sum is σ = 1307750400. Its totient is φ = 167100704.

The previous prime is 512201087. The next prime is 512201113. The reversal of 512201112 is 211102215.

It is a junction number, because it is equal to n+sod(n) for n = 512201091 and 512201100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512201113) 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, 225912 + ... + 228167.

It is an arithmetic number, because the mean of its divisors is an integer number (40867200).

Almost surely, 2^512201112 is an apocalyptic number.

It is an amenable number.

512201112 is an abundant number, since it is smaller than the sum of its proper divisors (795549288).

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

512201112 is a wasteful number, since it uses less digits than its factorization.

512201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454135 (or 454131 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 512201112 is about 22631.8605510020. The cubic root of 512201112 is about 800.1047321217.

Adding to 512201112 its reverse (211102215), we get a palindrome (723303327).

The spelling of 512201112 in words is "five hundred twelve million, two hundred one thousand, one hundred twelve".