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102230213233 = 665915352187
BaseRepresentation
bin101111100110101100…
…1010100001001110001
3100202212121011220122211
41133031121110021301
53133331413310413
6114544112132121
710246234321621
oct1371531241161
9322777156584
10102230213233
113a3a0321335
1217990837041
13984288c145
144d3b324881
1529d4e2383d
hex17cd654271

102230213233 has 4 divisors (see below), whose sum is σ = 102245572080. Its totient is φ = 102214854388.

The previous prime is 102230213227. The next prime is 102230213251. The reversal of 102230213233 is 332312032201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 332312032201 = 2374671399403.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-102230213233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102230213213) 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, 7669435 + ... + 7682752.

It is an arithmetic number, because the mean of its divisors is an integer number (25561393020).

Almost surely, 2102230213233 is an apocalyptic number.

It is an amenable number.

102230213233 is a deficient number, since it is larger than the sum of its proper divisors (15358847).

102230213233 is an equidigital number, since it uses as much as digits as its factorization.

102230213233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15358846.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 102230213233 its reverse (332312032201), we get a palindrome (434542245434).

The spelling of 102230213233 in words is "one hundred two billion, two hundred thirty million, two hundred thirteen thousand, two hundred thirty-three".

Divisors: 1 6659 15352187 102230213233