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1222323323 = 13182351577
BaseRepresentation
bin100100011011011…
…0010110001111011
310011012000110101012
41020312302301323
510000403321243
6321142344135
742201401564
oct11066626173
93135013335
101222323323
11577a73671
122a142b04b
1316630c250
14b84a116b
1572499d18
hex48db2c7b

1222323323 has 8 divisors (see below), whose sum is σ = 1317095808. Its totient is φ = 1127657664.

The previous prime is 1222323317. The next prime is 1222323331. The reversal of 1222323323 is 3233232221.

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 1222323323 - 216 = 1222257787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222323353) 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 7 ways as a sum of consecutive naturals, for example, 2090 + ... + 49487.

It is an arithmetic number, because the mean of its divisors is an integer number (164636976).

Almost surely, 21222323323 is an apocalyptic number.

1222323323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1222323323 is a deficient number, since it is larger than the sum of its proper divisors (94772485).

1222323323 is a wasteful number, since it uses less digits than its factorization.

1222323323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53413.

The product of its digits is 2592, while the sum is 23.

The square root of 1222323323 is about 34961.7408462451. The cubic root of 1222323323 is about 1069.2075895690.

Adding to 1222323323 its reverse (3233232221), we get a palindrome (4455555544).

The spelling of 1222323323 in words is "one billion, two hundred twenty-two million, three hundred twenty-three thousand, three hundred twenty-three".

Divisors: 1 13 1823 23699 51577 670501 94024871 1222323323