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1230203222 = 21932373769
BaseRepresentation
bin100100101010011…
…0110100101010110
310011201211210120022
41021110312211112
510004413000342
6322023305142
742325361213
oct11124664526
93151753508
101230203222
11581465986
122a3bab1b2
13167b3ab01
14b9552b0a
15730049d2
hex49536956

1230203222 has 8 divisors (see below), whose sum is σ = 1942426200. Its totient is φ = 582727824.

The previous prime is 1230203209. The next prime is 1230203291. The reversal of 1230203222 is 2223020321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1230203222.

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, 16186847 + ... + 16186922.

It is an arithmetic number, because the mean of its divisors is an integer number (242803275).

Almost surely, 21230203222 is an apocalyptic number.

1230203222 is a deficient number, since it is larger than the sum of its proper divisors (712222978).

1230203222 is a wasteful number, since it uses less digits than its factorization.

1230203222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32373790.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1230203222 is about 35074.2529785026. The cubic root of 1230203222 is about 1071.5002746900.

Adding to 1230203222 its reverse (2223020321), we get a palindrome (3453223543).

The spelling of 1230203222 in words is "one billion, two hundred thirty million, two hundred three thousand, two hundred twenty-two".

Divisors: 1 2 19 38 32373769 64747538 615101611 1230203222