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102203312132 = 22473083176333
BaseRepresentation
bin101111100101111001…
…0101100100000000100
3100202210201120012021202
41133023302230200010
53133303021442012
6114541311402032
710245456551015
oct1371362544004
9322721505252
10102203312132
113a387118119
1217983823318
13983a13082c
144d3792100c
1529d28accc2
hex17cbcac804

102203312132 has 24 divisors (see below), whose sum is σ = 182721522816. Its totient is φ = 49997880608.

The previous prime is 102203312111. The next prime is 102203312149. The reversal of 102203312132 is 231213302201.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 491438 + ... + 667770.

It is an arithmetic number, because the mean of its divisors is an integer number (7613396784).

Almost surely, 2102203312132 is an apocalyptic number.

It is an amenable number.

102203312132 is a deficient number, since it is larger than the sum of its proper divisors (80518210684).

102203312132 is a wasteful number, since it uses less digits than its factorization.

102203312132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179467 (or 179465 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 102203312132 its reverse (231213302201), we get a palindrome (333416614333).

The spelling of 102203312132 in words is "one hundred two billion, two hundred three million, three hundred twelve thousand, one hundred thirty-two".

Divisors: 1 2 4 47 94 188 3083 6166 12332 144901 176333 289802 352666 579604 705332 8287651 16575302 33150604 543634639 1087269278 2174538556 25550828033 51101656066 102203312132