203011330412 has 24 divisors (see below), whose sum is σ = 387615888912. Its totient is φ = 92266257600.

The previous prime is 203011330399. The next prime is 203011330421. The reversal of 203011330412 is 214033110302.

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, 67862 + ... + 640802.

It is an arithmetic number, because the mean of its divisors is an integer number (16150662038).

Almost surely, 2^203011330412 is an apocalyptic number.

203011330412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

203011330412 is a deficient number, since it is larger than the sum of its proper divisors (184604558500).

203011330412 is a wasteful number, since it uses less digits than its factorization.

203011330412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581009 (or 581007 counting only the distinct ones).

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

Adding to 203011330412 its reverse (214033110302), we get a palindrome (417044440714).

The spelling of 203011330412 in words is "two hundred three billion, eleven million, three hundred thirty thousand, four hundred twelve".