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1323201214 = 2661600607
BaseRepresentation
bin100111011011110…
…0111001010111110
310102012211120211101
41032313213022332
510202214414324
6335144443314
744535011326
oct11667471276
93365746741
101323201214
11619a04725
1230b17953a
1318119c4ca
14c7a40286
157b274944
hex4ede72be

1323201214 has 4 divisors (see below), whose sum is σ = 1984801824. Its totient is φ = 661600606.

The previous prime is 1323201197. The next prime is 1323201223. The reversal of 1323201214 is 4121023231.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×13232012142 = 3501722905462147592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1323201191 and 1323201200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330800302 + ... + 330800305.

It is an arithmetic number, because the mean of its divisors is an integer number (496200456).

Almost surely, 21323201214 is an apocalyptic number.

1323201214 is a deficient number, since it is larger than the sum of its proper divisors (661600610).

1323201214 is an equidigital number, since it uses as much as digits as its factorization.

1323201214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661600609.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1323201214 is about 36375.8328289539. The cubic root of 1323201214 is about 1097.8473642703.

Adding to 1323201214 its reverse (4121023231), we get a palindrome (5444224445).

The spelling of 1323201214 in words is "one billion, three hundred twenty-three million, two hundred one thousand, two hundred fourteen".

Divisors: 1 2 661600607 1323201214