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10103222999 = 12779552937
BaseRepresentation
bin10010110100011001…
…01111001011010111
3222002002222220110102
421122030233023113
5131142411113444
64350311044315
7505236656432
oct113214571327
928062886412
1010103222999
114315007a81
121b5b67069b
13c501bbc7c
146bbb52819
153e1e9c84e
hex25a32f2d7

10103222999 has 4 divisors (see below), whose sum is σ = 10182776064. Its totient is φ = 10023669936.

The previous prime is 10103222917. The next prime is 10103223007. The reversal of 10103222999 is 99922230101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99922230101 = 234344444787.

It is a cyclic number.

It is not a de Polignac number, because 10103222999 - 232 = 5808255703 is a prime.

It is a super-2 number, since 2×101032229992 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10103222299) 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 in 3 ways as a sum of consecutive naturals, for example, 39776342 + ... + 39776595.

It is an arithmetic number, because the mean of its divisors is an integer number (2545694016).

Almost surely, 210103222999 is an apocalyptic number.

10103222999 is a deficient number, since it is larger than the sum of its proper divisors (79553065).

10103222999 is an equidigital number, since it uses as much as digits as its factorization.

10103222999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79553064.

The product of its (nonzero) digits is 17496, while the sum is 38.

The spelling of 10103222999 in words is "ten billion, one hundred three million, two hundred twenty-two thousand, nine hundred ninety-nine".

Divisors: 1 127 79552937 10103222999