203133320112 has 20 divisors (see below), whose sum is σ = 524761077080. Its totient is φ = 67711106688.

The previous prime is 203133320101. The next prime is 203133320119. The reversal of 203133320112 is 211023331302.

It is not an unprimeable number, because it can be changed into a prime (203133320119) 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, 2115972037 + ... + 2115972132.

It is an arithmetic number, because the mean of its divisors is an integer number (26238053854).

Almost surely, 2^203133320112 is an apocalyptic number.

It is an amenable number.

203133320112 is an abundant number, since it is smaller than the sum of its proper divisors (321627756968).

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

203133320112 is a wasteful number, since it uses less digits than its factorization.

203133320112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231944180 (or 4231944174 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 203133320112 its reverse (211023331302), we get a palindrome (414156651414).

The spelling of 203133320112 in words is "two hundred three billion, one hundred thirty-three million, three hundred twenty thousand, one hundred twelve".