203023013222 has 16 divisors (see below), whose sum is σ = 307629397152. Its totient is φ = 100484926080.

The previous prime is 203023013177. The next prime is 203023013233. The reversal of 203023013222 is 222310320302.

It is a junction number, because it is equal to n+sod(n) for n = 203023013194 and 203023013203.

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, 1180613 + ... + 1341600.

It is an arithmetic number, because the mean of its divisors is an integer number (19226837322).

Almost surely, 2^203023013222 is an apocalyptic number.

203023013222 is a deficient number, since it is larger than the sum of its proper divisors (104606383930).

203023013222 is a wasteful number, since it uses less digits than its factorization.

203023013222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522623.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 203023013222 its reverse (222310320302), we get a palindrome (425333333524).

The spelling of 203023013222 in words is "two hundred three billion, twenty-three million, thirteen thousand, two hundred twenty-two".