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10103220203 = 14967806847
BaseRepresentation
bin10010110100011001…
…01110011111101011
3222002002222202121212
421122030232133223
5131142411021303
64350311023335
7505236645326
oct113214563753
928062882555
1010103220203
11431500596a
121b5b66ab4b
13c501ba90b
146bbb517bd
153e1e9bad8
hex25a32e7eb

10103220203 has 4 divisors (see below), whose sum is σ = 10171027200. Its totient is φ = 10035413208.

The previous prime is 10103220181. The next prime is 10103220223. The reversal of 10103220203 is 30202230101.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10103220203 is a prime.

It is a super-2 number, since 2×101032202032 (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 (10103220223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33903275 + ... + 33903572.

It is an arithmetic number, because the mean of its divisors is an integer number (2542756800).

Almost surely, 210103220203 is an apocalyptic number.

10103220203 is a deficient number, since it is larger than the sum of its proper divisors (67806997).

10103220203 is an equidigital number, since it uses as much as digits as its factorization.

10103220203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67806996.

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

Adding to 10103220203 its reverse (30202230101), we get a palindrome (40305450304).

The spelling of 10103220203 in words is "ten billion, one hundred three million, two hundred twenty thousand, two hundred three".

Divisors: 1 149 67806847 10103220203