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102200322020 = 22519126754011
BaseRepresentation
bin101111100101110011…
…1010010011111100100
3100202210111221021121212
41133023213102133210
53133301240301040
6114541123330552
710245422255336
oct1371347223744
9322714837555
10102200322020
113a385465655
1217982820a58
139839624834
144d37383456
1529d24bbd65
hex17cb9d27e4

102200322020 has 24 divisors (see below), whose sum is σ = 215744352768. Its totient is φ = 40666095200.

The previous prime is 102200322013. The next prime is 102200322053. The reversal of 102200322020 is 20223002201.

It is a junction number, because it is equal to n+sod(n) for n = 102200321986 and 102200322004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13373186 + ... + 13380825.

It is an arithmetic number, because the mean of its divisors is an integer number (8989348032).

Almost surely, 2102200322020 is an apocalyptic number.

102200322020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102200322020 is an abundant number, since it is smaller than the sum of its proper divisors (113544030748).

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

102200322020 is a wasteful number, since it uses less digits than its factorization.

102200322020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26754211 (or 26754209 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 102200322020 its reverse (20223002201), we get a palindrome (122423324221).

The spelling of 102200322020 in words is "one hundred two billion, two hundred million, three hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 191 382 764 955 1910 3820 26754011 53508022 107016044 133770055 267540110 535080220 5110016101 10220032202 20440064404 25550080505 51100161010 102200322020