203313120404120 has 128 divisors (see below), whose sum is σ = 464451774336000. Its totient is φ = 80090150976000.

The previous prime is 203313120404111. The next prime is 203313120404129. The reversal of 203313120404120 is 21404021313302.

It is an interprime number because it is at equal distance from previous prime (203313120404111) and next prime (203313120404129).

It is a super-2 number, since 2×203313120404120² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 203313120404120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203313120404129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2658657485 + ... + 2658733955.

It is an arithmetic number, because the mean of its divisors is an integer number (3628529487000).

Almost surely, 2^{203313120404120} is an apocalyptic number.

203313120404120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203313120404120 is an abundant number, since it is smaller than the sum of its proper divisors (261138653931880).

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

203313120404120 is a wasteful number, since it uses less digits than its factorization.

203313120404120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80089 (or 80085 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 203313120404120 its reverse (21404021313302), we get a palindrome (224717141717422).

The spelling of 203313120404120 in words is "two hundred three trillion, three hundred thirteen billion, one hundred twenty million, four hundred four thousand, one hundred twenty".