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1010222009 = 7114228479
BaseRepresentation
bin111100001101101…
…100001110111001
32121101220121001222
4330031230032321
54032104101014
6244124321425
734014513446
oct7415541671
92541817058
101010222009
11479275825
122423a3275
131313a8b04
149824c9cd
155da5008e
hex3c36c3b9

1010222009 has 4 divisors (see below), whose sum is σ = 1024450560. Its totient is φ = 995993460.

The previous prime is 1010221973. The next prime is 1010222011. The reversal of 1010222009 is 9002220101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1010222009 - 220 = 1009173433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1010222069) 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 in 3 ways as a sum of consecutive naturals, for example, 7114169 + ... + 7114310.

It is an arithmetic number, because the mean of its divisors is an integer number (256112640).

Almost surely, 21010222009 is an apocalyptic number.

It is an amenable number.

1010222009 is a deficient number, since it is larger than the sum of its proper divisors (14228551).

1010222009 is an equidigital number, since it uses as much as digits as its factorization.

1010222009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14228550.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1010222009 is about 31783.9898219214. The cubic root of 1010222009 is about 1003.3957918781.

The spelling of 1010222009 in words is "one billion, ten million, two hundred twenty-two thousand, nine".

Divisors: 1 71 14228479 1010222009