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10102203223 = 71443171889
BaseRepresentation
bin10010110100010001…
…10110001101010111
3222002001002002120221
421122020312031113
5131142131000343
64350233135211
7505225211350
oct113210661527
928061062527
1010102203223
114314480892
121b5b25a507
13c4cc22a58
146bb968d27
153e1d4a5ed
hex25a236357

10102203223 has 4 divisors (see below), whose sum is σ = 11545375120. Its totient is φ = 8659031328.

The previous prime is 10102203217. The next prime is 10102203257. The reversal of 10102203223 is 32230220101.

10102203223 is digitally balanced in base 2, because in such base 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 10102203223 - 25 = 10102203191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10102203197 and 10102203206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10102203823) 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, 721585938 + ... + 721585951.

It is an arithmetic number, because the mean of its divisors is an integer number (2886343780).

Almost surely, 210102203223 is an apocalyptic number.

10102203223 is a deficient number, since it is larger than the sum of its proper divisors (1443171897).

10102203223 is an equidigital number, since it uses as much as digits as its factorization.

10102203223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1443171896.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10102203223 its reverse (32230220101), we get a palindrome (42332423324).

The spelling of 10102203223 in words is "ten billion, one hundred two million, two hundred three thousand, two hundred twenty-three".

Divisors: 1 7 1443171889 10102203223