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BaseRepresentation
bin10100101011111101…
…001101010100100101
32010100000100212020012
4110223331031110211
5330442322131432
614112034420005
71414304311205
oct245375152445
963300325205
1022212302117
1194692a1385
12437aa31605
13212cb25945
14110a046405
158a00b7cb2
hex52bf4d525

22212302117 has 2 divisors, whose sum is σ = 22212302118. Its totient is φ = 22212302116.

The previous prime is 22212302071. The next prime is 22212302179. The reversal of 22212302117 is 71120321222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11993316196 + 10218985921 = 109514^2 + 101089^2 .

It is a cyclic number.

It is not a de Polignac number, because 22212302117 - 26 = 22212302053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22212302092 and 22212302101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22212302617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11106151058 + 11106151059.

It is an arithmetic number, because the mean of its divisors is an integer number (11106151059).

Almost surely, 222212302117 is an apocalyptic number.

It is an amenable number.

22212302117 is a deficient number, since it is larger than the sum of its proper divisors (1).

22212302117 is an equidigital number, since it uses as much as digits as its factorization.

22212302117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 22212302117 its reverse (71120321222), we get a palindrome (93332623339).

The spelling of 22212302117 in words is "twenty-two billion, two hundred twelve million, three hundred two thousand, one hundred seventeen".