203412413431420 has 96 divisors (see below), whose sum is σ = 430887425895360. Its totient is φ = 80657945364480.

The previous prime is 203412413431411. The next prime is 203412413431441. The reversal of 203412413431420 is 24134314214302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16076213814 + ... + 16076226466.

It is an arithmetic number, because the mean of its divisors is an integer number (4488410686410).

Almost surely, 2^{203412413431420} is an apocalyptic number.

203412413431420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203412413431420 is an abundant number, since it is smaller than the sum of its proper divisors (227475012463940).

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

203412413431420 is a wasteful number, since it uses less digits than its factorization.

203412413431420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21055 (or 21053 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 203412413431420 its reverse (24134314214302), we get a palindrome (227546727645722).

The spelling of 203412413431420 in words is "two hundred three trillion, four hundred twelve billion, four hundred thirteen million, four hundred thirty-one thousand, four hundred twenty".