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102223321 = 2274011123
BaseRepresentation
bin1100001011111…
…00110111011001
321010100111000221
412011330313121
5202132121241
614051000041
72350612114
oct605746731
9233314027
10102223321
115277a992
122a299021
1318241795
14d80d57b
158e935d1
hex617cdd9

102223321 has 8 divisors (see below), whose sum is σ = 103021344. Its totient is φ = 101428800.

The previous prime is 102223309. The next prime is 102223327. The reversal of 102223321 is 123322201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102223321 - 213 = 102215129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102223295 and 102223304.

It is not an unprimeable number, because it can be changed into a prime (102223327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90466 + ... + 91588.

It is an arithmetic number, because the mean of its divisors is an integer number (12877668).

Almost surely, 2102223321 is an apocalyptic number.

It is an amenable number.

102223321 is a deficient number, since it is larger than the sum of its proper divisors (798023).

102223321 is a wasteful number, since it uses less digits than its factorization.

102223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751.

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

The square root of 102223321 is about 10110.5549303686. The cubic root of 102223321 is about 467.5736141907.

Adding to 102223321 its reverse (123322201), we get a palindrome (225545522).

The spelling of 102223321 in words is "one hundred two million, two hundred twenty-three thousand, three hundred twenty-one".

Divisors: 1 227 401 1123 91027 254921 450323 102223321