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2222213233 is a prime number
BaseRepresentation
bin1000010001110100…
…0100100001110001
312201212111010110211
42010131010201301
514022341310413
61004301424121
7106032333532
oct20435044161
95655433424
102222213233
11a40421769
1252026b041
1329550b296
141711c0689
15d015883d
hex84744871

2222213233 has 2 divisors, whose sum is σ = 2222213234. Its totient is φ = 2222213232.

The previous prime is 2222213197. The next prime is 2222213237. The reversal of 2222213233 is 3323122222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2208248064 + 13965169 = 46992^2 + 3737^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2222213233 is a prime.

It is not a weakly prime, because it can be changed into another prime (2222213237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111106616 + 1111106617.

It is an arithmetic number, because the mean of its divisors is an integer number (1111106617).

Almost surely, 22222213233 is an apocalyptic number.

It is an amenable number.

2222213233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222213233 is an equidigital number, since it uses as much as digits as its factorization.

2222213233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 22.

The square root of 2222213233 is about 47140.3567339069. The cubic root of 2222213233 is about 1304.9541208065.

Adding to 2222213233 its reverse (3323122222), we get a palindrome (5545335455).

The spelling of 2222213233 in words is "two billion, two hundred twenty-two million, two hundred thirteen thousand, two hundred thirty-three".