203011213232 has 20 divisors (see below), whose sum is σ = 394107000240. Its totient is φ = 101306180928.

The previous prime is 203011213231. The next prime is 203011213267. The reversal of 203011213232 is 232312110302.

It is not an unprimeable number, because it can be changed into a prime (203011213231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12455708 + ... + 12471995.

It is an arithmetic number, because the mean of its divisors is an integer number (19705350012).

Almost surely, 2^203011213232 is an apocalyptic number.

It is an amenable number.

203011213232 is a deficient number, since it is larger than the sum of its proper divisors (191095787008).

203011213232 is a wasteful number, since it uses less digits than its factorization.

203011213232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24928220 (or 24928214 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 203011213232 its reverse (232312110302), we get a palindrome (435323323534).

The spelling of 203011213232 in words is "two hundred three billion, eleven million, two hundred thirteen thousand, two hundred thirty-two".