203121200211032 has 16 divisors (see below), whose sum is σ = 380860488047760. Its totient is φ = 101558403398304.

The previous prime is 203121200211011. The next prime is 203121200211077. The reversal of 203121200211032 is 230112002121302.

It is a junction number, because it is equal to n+sod(n) for n = 203121200210995 and 203121200211013.

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, 274195388 + ... + 274935179.

It is an arithmetic number, because the mean of its divisors is an integer number (23803780502985).

Almost surely, 2^{203121200211032} is an apocalyptic number.

It is an amenable number.

203121200211032 is a deficient number, since it is larger than the sum of its proper divisors (177739287836728).

203121200211032 is a wasteful number, since it uses less digits than its factorization.

203121200211032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549176810 (or 549176806 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 203121200211032 its reverse (230112002121302), we get a palindrome (433233202332334).

The spelling of 203121200211032 in words is "two hundred three trillion, one hundred twenty-one billion, two hundred million, two hundred eleven thousand, thirty-two".