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4225150121 is a prime number
BaseRepresentation
bin1111101111010110…
…1010110010101001
3101220110100212100112
43323311222302221
532123114300441
61535131344105
7206463116633
oct37365526251
911813325315
104225150121
111878a94905
1299abb2035
1352447333a
142c1201a53
1519adeb4eb
hexfbd6aca9

4225150121 has 2 divisors, whose sum is σ = 4225150122. Its totient is φ = 4225150120.

The previous prime is 4225150093. The next prime is 4225150123. The reversal of 4225150121 is 1210515224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3379794496 + 845355625 = 58136^2 + 29075^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4225150121 is a prime.

Together with 4225150123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4225150123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2112575060 + 2112575061.

It is an arithmetic number, because the mean of its divisors is an integer number (2112575061).

Almost surely, 24225150121 is an apocalyptic number.

It is an amenable number.

4225150121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4225150121 is an equidigital number, since it uses as much as digits as its factorization.

4225150121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 4225150121 is about 65001.1547666655. The cubic root of 4225150121 is about 1616.6427094240.

Adding to 4225150121 its reverse (1210515224), we get a palindrome (5435665345).

The spelling of 4225150121 in words is "four billion, two hundred twenty-five million, one hundred fifty thousand, one hundred twenty-one".