203312341011340 has 48 divisors (see below), whose sum is σ = 469325587256064. Its totient is φ = 73367395774400.

The previous prime is 203312341011337. The next prime is 203312341011383. The reversal of 203312341011340 is 43110143213302.

It is a super-2 number, since 2×203312341011340² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203312341011299 and 203312341011308.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3527249824 + ... + 3527307463.

It is an arithmetic number, because the mean of its divisors is an integer number (9777616401168).

Almost surely, 2^{203312341011340} is an apocalyptic number.

203312341011340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203312341011340 is an abundant number, since it is smaller than the sum of its proper divisors (266013246244724).

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

203312341011340 is a wasteful number, since it uses less digits than its factorization.

203312341011340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7054557438 (or 7054557436 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 203312341011340 its reverse (43110143213302), we get a palindrome (246422484224642).

The spelling of 203312341011340 in words is "two hundred three trillion, three hundred twelve billion, three hundred forty-one million, eleven thousand, three hundred forty".