Search a number
-
+
12220102203 = 35128779423
BaseRepresentation
bin10110110000101111…
…11111011000111011
31011112122021111210220
423120113333120323
5200011321232303
65340331111123
7611553104061
oct133027773073
934478244726
1012220102203
115200a24721
1224505a24a3
1311c993990a
1483cd54031
154b7c4b053
hex2d85ff63b

12220102203 has 8 divisors (see below), whose sum is σ = 16293992448. Its totient is φ = 8146473384.

The previous prime is 12220102177. The next prime is 12220102259. The reversal of 12220102203 is 30220102221.

It is a happy number.

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

It is not a de Polignac number, because 12220102203 - 25 = 12220102171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220102703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114150 + ... + 193572.

It is an arithmetic number, because the mean of its divisors is an integer number (2036749056).

Almost surely, 212220102203 is an apocalyptic number.

12220102203 is a deficient number, since it is larger than the sum of its proper divisors (4073890245).

12220102203 is an equidigital number, since it uses as much as digits as its factorization.

12220102203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130713.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12220102203 its reverse (30220102221), we get a palindrome (42440204424).

The spelling of 12220102203 in words is "twelve billion, two hundred twenty million, one hundred two thousand, two hundred three".

Divisors: 1 3 51287 79423 153861 238269 4073367401 12220102203