203313203132 has 96 divisors (see below), whose sum is σ = 424795190400. Its totient is φ = 84319183872.

The previous prime is 203313203099. The next prime is 203313203141. The reversal of 203313203132 is 231302313302.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 203313203098 and 203313203107.

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, 1204094 + ... + 1362522.

It is an arithmetic number, because the mean of its divisors is an integer number (4424949900).

Almost surely, 2^203313203132 is an apocalyptic number.

It is an amenable number.

203313203132 is an abundant number, since it is smaller than the sum of its proper divisors (221481987268).

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

203313203132 is a wasteful number, since it uses less digits than its factorization.

203313203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158535 (or 158533 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 203313203132 its reverse (231302313302), we get a palindrome (434615516434).

The spelling of 203313203132 in words is "two hundred three billion, three hundred thirteen million, two hundred three thousand, one hundred thirty-two".