203043231112 has 32 divisors (see below), whose sum is σ = 414561960000. Its totient is φ = 92861875008.

The previous prime is 203043231107. The next prime is 203043231191. The reversal of 203043231112 is 211132340302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23026812 + ... + 23035627.

It is an arithmetic number, because the mean of its divisors is an integer number (12955061250).

Almost surely, 2^203043231112 is an apocalyptic number.

It is an amenable number.

203043231112 is an abundant number, since it is smaller than the sum of its proper divisors (211518728888).

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

203043231112 is a wasteful number, since it uses less digits than its factorization.

203043231112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46062493 (or 46062489 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 203043231112 its reverse (211132340302), we get a palindrome (414175571414).

The spelling of 203043231112 in words is "two hundred three billion, forty-three million, two hundred thirty-one thousand, one hundred twelve".