203310120222 has 48 divisors (see below), whose sum is σ = 480708708480. Its totient is φ = 61588933200.

The previous prime is 203310120193. The next prime is 203310120257. The reversal of 203310120222 is 222021013302.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 203310120195 and 203310120204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 442897 + ... + 776387.

It is an arithmetic number, because the mean of its divisors is an integer number (10014764760).

Almost surely, 2^203310120222 is an apocalyptic number.

203310120222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

203310120222 is an abundant number, since it is smaller than the sum of its proper divisors (277398588258).

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

203310120222 is a wasteful number, since it uses less digits than its factorization.

203310120222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336589 (or 336586 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 203310120222 its reverse (222021013302), we get a palindrome (425331133524).

The spelling of 203310120222 in words is "two hundred three billion, three hundred ten million, one hundred twenty thousand, two hundred twenty-two".