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2222211423 = 31743572773
BaseRepresentation
bin1000010001110100…
…0100000101011111
312201212111000222210
42010131010011133
514022341231143
61004301411503
7106032325335
oct20435040537
95655430883
102222211423
11a40420373
12520269b93
1329550a503
141711bdb55
15d0158033
hex8474415f

2222211423 has 8 divisors (see below), whose sum is σ = 3137239728. Its totient is φ = 1394328704.

The previous prime is 2222211413. The next prime is 2222211427. The reversal of 2222211423 is 3241122222.

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 2222211423 - 212 = 2222207327 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2222211423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222211427) 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, 21786336 + ... + 21786437.

It is an arithmetic number, because the mean of its divisors is an integer number (392154966).

Almost surely, 22222211423 is an apocalyptic number.

2222211423 is a deficient number, since it is larger than the sum of its proper divisors (915028305).

2222211423 is a wasteful number, since it uses less digits than its factorization.

2222211423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43572793.

The product of its digits is 768, while the sum is 21.

The square root of 2222211423 is about 47140.3375359150. The cubic root of 2222211423 is about 1304.9537665099.

Adding to 2222211423 its reverse (3241122222), we get a palindrome (5463333645).

The spelling of 2222211423 in words is "two billion, two hundred twenty-two million, two hundred eleven thousand, four hundred twenty-three".

Divisors: 1 3 17 51 43572773 130718319 740737141 2222211423