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4122222213 = 31374074071
BaseRepresentation
bin1111010110110100…
…0001111010000101
3101122021200120210210
43311231001322011
531420242102323
61521013310033
7204103211364
oct36555017205
911567616723
104122222213
11182598361a
12970635319
13509045c55
142b168b7db
15191d69293
hexf5b41e85

4122222213 has 4 divisors (see below), whose sum is σ = 5496296288. Its totient is φ = 2748148140.

The previous prime is 4122222211. The next prime is 4122222233. The reversal of 4122222213 is 3122222214.

4122222213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4122222213 - 21 = 4122222211 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 4122222213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4122222211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687037033 + ... + 687037038.

It is an arithmetic number, because the mean of its divisors is an integer number (1374074072).

Almost surely, 24122222213 is an apocalyptic number.

It is an amenable number.

4122222213 is a deficient number, since it is larger than the sum of its proper divisors (1374074075).

4122222213 is a wasteful number, since it uses less digits than its factorization.

4122222213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374074074.

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

The square root of 4122222213 is about 64204.5342090417. The cubic root of 4122222213 is about 1603.4070903359.

Adding to 4122222213 its reverse (3122222214), we get a palindrome (7244444427).

Subtracting from 4122222213 its reverse (3122222214), we obtain a palindrome (999999999).

The spelling of 4122222213 in words is "four billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred thirteen".

Divisors: 1 3 1374074071 4122222213