203212423132 has 12 divisors (see below), whose sum is σ = 357677358696. Its totient is φ = 101018892080.

The previous prime is 203212423097. The next prime is 203212423153. The reversal of 203212423132 is 231324212302.

It is a junction number, because it is equal to n+sod(n) for n = 203212423097 and 203212423106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146829094 + ... + 146830477.

It is an arithmetic number, because the mean of its divisors is an integer number (29806446558).

Almost surely, 2^203212423132 is an apocalyptic number.

It is an amenable number.

203212423132 is a deficient number, since it is larger than the sum of its proper divisors (154464935564).

203212423132 is a wasteful number, since it uses less digits than its factorization.

203212423132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293659748 (or 293659746 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 203212423132 its reverse (231324212302), we get a palindrome (434536635434).

The spelling of 203212423132 in words is "two hundred three billion, two hundred twelve million, four hundred twenty-three thousand, one hundred thirty-two".