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2133022321 is a prime number
BaseRepresentation
bin111111100100011…
…0101011001110001
312111122122202112201
41333020311121301
513332023203241
6551354023201
7103600250653
oct17710653161
95448582481
102133022321
119a5043271
124b6417b01
1327cbb06b1
141634046d3
15c73db931
hex7f235671

2133022321 has 2 divisors, whose sum is σ = 2133022322. Its totient is φ = 2133022320.

The previous prime is 2133022279. The next prime is 2133022349. The reversal of 2133022321 is 1232203312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1187767296 + 945255025 = 34464^2 + 30745^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133022321 - 29 = 2133021809 is a prime.

It is not a weakly prime, because it can be changed into another prime (2133022391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066511160 + 1066511161.

It is an arithmetic number, because the mean of its divisors is an integer number (1066511161).

Almost surely, 22133022321 is an apocalyptic number.

It is an amenable number.

2133022321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133022321 is an equidigital number, since it uses as much as digits as its factorization.

2133022321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2133022321 is about 46184.6546051824. The cubic root of 2133022321 is about 1287.2566182867.

Adding to 2133022321 its reverse (1232203312), we get a palindrome (3365225633).

The spelling of 2133022321 in words is "two billion, one hundred thirty-three million, twenty-two thousand, three hundred twenty-one".