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BaseRepresentation
bin11001100001100…
…11111101011011
3112220220112121201
430300303331123
5414303403311
633125215031
75210003233
oct1460637533
9486815551
10214122331
11aa959305
125b861477
1335490307
142061acc3
1513be89c1
hexcc33f5b

214122331 has 2 divisors, whose sum is σ = 214122332. Its totient is φ = 214122330.

The previous prime is 214122317. The next prime is 214122401. The reversal of 214122331 is 133221412.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 214122331 - 213 = 214114139 is a prime.

It is a super-2 number, since 2×2141223312 = 91696745265747122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 214122299 and 214122308.

It is not a weakly prime, because it can be changed into another prime (214122031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107061165 + 107061166.

It is an arithmetic number, because the mean of its divisors is an integer number (107061166).

Almost surely, 2214122331 is an apocalyptic number.

214122331 is a deficient number, since it is larger than the sum of its proper divisors (1).

214122331 is an equidigital number, since it uses as much as digits as its factorization.

214122331 is an odious number, because the sum of its binary digits is odd.

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

The square root of 214122331 is about 14632.9194284668. The cubic root of 214122331 is about 598.2563553399.

Adding to 214122331 its reverse (133221412), we get a palindrome (347343743).

The spelling of 214122331 in words is "two hundred fourteen million, one hundred twenty-two thousand, three hundred thirty-one".