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22220103223 = 191657705781
BaseRepresentation
bin10100101100011010…
…111101111000110111
32010100120001012100001
4110230122331320313
5331001321300343
614112513532131
71414430522023
oct245432757067
963316035301
1022220103223
11947273a47a
124381574047
132131627696
14110b0b7383
158a0b0944d
hex52c6bde37

22220103223 has 8 divisors (see below), whose sum is σ = 23403731120. Its totient is φ = 21037890240.

The previous prime is 22220103203. The next prime is 22220103239. The reversal of 22220103223 is 32230102222.

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

It is a cyclic number.

It is not a de Polignac number, because 22220103223 - 221 = 22218006071 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

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 22220103223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22220103203) 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, 321408 + ... + 384373.

It is an arithmetic number, because the mean of its divisors is an integer number (2925466390).

Almost surely, 222220103223 is an apocalyptic number.

22220103223 is a deficient number, since it is larger than the sum of its proper divisors (1183627897).

22220103223 is a wasteful number, since it uses less digits than its factorization.

22220103223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707457.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22220103223 its reverse (32230102222), we get a palindrome (54450205445).

The spelling of 22220103223 in words is "twenty-two billion, two hundred twenty million, one hundred three thousand, two hundred twenty-three".

Divisors: 1 19 1657 31483 705781 13409839 1169479117 22220103223