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102331122132 = 22316675115533
BaseRepresentation
bin101111101001101101…
…0010000000111010100
3100210010122001121122110
41133103122100013110
53134033231402012
6115002115031020
710251601120641
oct1372332200724
9323118047573
10102331122132
113a442283718
12179ba59b470
13985a760555
144d4a8b0dc8
1529ddc0773c
hex17d36901d4

102331122132 has 24 divisors (see below), whose sum is σ = 238915899936. Its totient is φ = 34089905248.

The previous prime is 102331122079. The next prime is 102331122139. The reversal of 102331122132 is 231221133201.

It is a junction number, because it is equal to n+sod(n) for n = 102331122099 and 102331122108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102331122139) 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, 2537763 + ... + 2577770.

It is an arithmetic number, because the mean of its divisors is an integer number (9954829164).

Almost surely, 2102331122132 is an apocalyptic number.

102331122132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102331122132 is an abundant number, since it is smaller than the sum of its proper divisors (136584777804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102331122132 is a wasteful number, since it uses less digits than its factorization.

102331122132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5117207 (or 5117205 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 102331122132 its reverse (231221133201), we get a palindrome (333552255333).

The spelling of 102331122132 in words is "one hundred two billion, three hundred thirty-one million, one hundred twenty-two thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 1667 3334 5001 6668 10002 20004 5115533 10231066 15346599 20462132 30693198 61386396 8527593511 17055187022 25582780533 34110374044 51165561066 102331122132