203112432322 has 4 divisors (see below), whose sum is σ = 304668648486. Its totient is φ = 101556216160.

The previous prime is 203112432319. The next prime is 203112432349. The reversal of 203112432322 is 223234211302.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 201844431441 + 1268000881 = 449271^2 + 35609^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50778108079 + ... + 50778108082.

Almost surely, 2^203112432322 is an apocalyptic number.

203112432322 is a deficient number, since it is larger than the sum of its proper divisors (101556216164).

203112432322 is a wasteful number, since it uses less digits than its factorization.

203112432322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101556216163.

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

Adding to 203112432322 its reverse (223234211302), we get a palindrome (426346643624).

The spelling of 203112432322 in words is "two hundred three billion, one hundred twelve million, four hundred thirty-two thousand, three hundred twenty-two".