Search a number
-
+
222111331223 = 2320874627223
BaseRepresentation
bin1100111011011011011…
…1011111001110010111
3210020022022122200200212
43032312313133032113
512114341000044343
6250011520400035
722022061110345
oct3166667371627
9706268580625
10222111331223
1186219068661
123706877601b
1317c39251412
14aa70962995
155b9e744c18
hex33b6ddf397

222111331223 has 8 divisors (see below), whose sum is σ = 231879449088. Its totient is φ = 212352472024.

The previous prime is 222111331213. The next prime is 222111331231. The reversal of 222111331223 is 322133111222.

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 222111331223 - 212 = 222111327127 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222111331213) 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, 2265611 + ... + 2361612.

It is an arithmetic number, because the mean of its divisors is an integer number (28984931136).

Almost surely, 2222111331223 is an apocalyptic number.

222111331223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

222111331223 is a deficient number, since it is larger than the sum of its proper divisors (9768117865).

222111331223 is a wasteful number, since it uses less digits than its factorization.

222111331223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4629333.

The product of its digits is 864, while the sum is 23.

Adding to 222111331223 its reverse (322133111222), we get a palindrome (544244442445).

The spelling of 222111331223 in words is "two hundred twenty-two billion, one hundred eleven million, three hundred thirty-one thousand, two hundred twenty-three".

Divisors: 1 23 2087 48001 4627223 106426129 9657014401 222111331223