203120122332 has 24 divisors (see below), whose sum is σ = 486756330256. Its totient is φ = 65876796288.

The previous prime is 203120122319. The next prime is 203120122363. The reversal of 203120122332 is 233221021302.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 203120122299 and 203120122308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228738433 + ... + 228739320.

Almost surely, 2^203120122332 is an apocalyptic number.

It is an amenable number.

203120122332 is an abundant number, since it is smaller than the sum of its proper divisors (283636207924).

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

203120122332 is a wasteful number, since it uses less digits than its factorization.

203120122332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457477797 (or 457477795 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 203120122332 its reverse (233221021302), we get a palindrome (436341143634).

The spelling of 203120122332 in words is "two hundred three billion, one hundred twenty million, one hundred twenty-two thousand, three hundred thirty-two".