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2331213307 is a prime number
BaseRepresentation
bin1000101011110011…
…0111110111111011
320000110120220110121
42022330313313323
514233242311212
61023153554111
7111524662153
oct21274676773
96013526417
102331213307
11a96a00075
12550875937
132b1c83477
14181875763
15d99d9d07
hex8af37dfb

2331213307 has 2 divisors, whose sum is σ = 2331213308. Its totient is φ = 2331213306.

The previous prime is 2331213259. The next prime is 2331213329. The reversal of 2331213307 is 7033121332.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2331213307 - 219 = 2330689019 is a prime.

It is not a weakly prime, because it can be changed into another prime (2331213347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1165606653 + 1165606654.

It is an arithmetic number, because the mean of its divisors is an integer number (1165606654).

Almost surely, 22331213307 is an apocalyptic number.

2331213307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2331213307 is an equidigital number, since it uses as much as digits as its factorization.

2331213307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 2331213307 is about 48282.6398097701. The cubic root of 2331213307 is about 1325.9505806227.

Adding to 2331213307 its reverse (7033121332), we get a palindrome (9364334639).

The spelling of 2331213307 in words is "two billion, three hundred thirty-one million, two hundred thirteen thousand, three hundred seven".