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10122300203 = 31326525813
BaseRepresentation
bin10010110110101011…
…00000101100101011
3222010102220010110112
421123111200230223
5131212302101303
64352232004535
7505561063211
oct113325405453
928112803415
1010122300203
114324857a64
121b65b3074b
13c5413b362
146c04bacb1
153e39ba0d8
hex25b560b2b

10122300203 has 4 divisors (see below), whose sum is σ = 10448826048. Its totient is φ = 9795774360.

The previous prime is 10122300193. The next prime is 10122300323. The reversal of 10122300203 is 30200322101.

It is a happy number.

10122300203 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10122300203 - 28 = 10122299947 is a prime.

It is a super-2 number, since 2×101223002032 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10122300403) 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, 163262876 + ... + 163262937.

It is an arithmetic number, because the mean of its divisors is an integer number (2612206512).

Almost surely, 210122300203 is an apocalyptic number.

10122300203 is a deficient number, since it is larger than the sum of its proper divisors (326525845).

10122300203 is an equidigital number, since it uses as much as digits as its factorization.

10122300203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326525844.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10122300203 its reverse (30200322101), we get a palindrome (40322622304).

The spelling of 10122300203 in words is "ten billion, one hundred twenty-two million, three hundred thousand, two hundred three".

Divisors: 1 31 326525813 10122300203