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12223213203 = 320891950409
BaseRepresentation
bin10110110001000111…
…10110111010010011
31011112212010120022010
423120203312322103
5200013120310303
65340521514003
7611621412045
oct133043667223
934485116263
1012223213203
115202759aa3
122451642903
1311ca488946
1483d523a95
154b8162c03
hex2d88f6e93

12223213203 has 8 divisors (see below), whose sum is σ = 16305427600. Its totient is φ = 8144903808.

The previous prime is 12223213199. The next prime is 12223213229. The reversal of 12223213203 is 30231232221.

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 12223213203 - 22 = 12223213199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12223213203.

It is not an unprimeable number, because it can be changed into a prime (12223213003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968938 + ... + 981471.

It is an arithmetic number, because the mean of its divisors is an integer number (2038178450).

Almost surely, 212223213203 is an apocalyptic number.

12223213203 is a deficient number, since it is larger than the sum of its proper divisors (4082214397).

12223213203 is a wasteful number, since it uses less digits than its factorization.

12223213203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1952501.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12223213203 its reverse (30231232221), we get a palindrome (42454445424).

The spelling of 12223213203 in words is "twelve billion, two hundred twenty-three million, two hundred thirteen thousand, two hundred three".

Divisors: 1 3 2089 6267 1950409 5851227 4074404401 12223213203