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102213001322020 = 22523773172873911
BaseRepresentation
bin10111001111011001010001…
…101000101001111000100100
3111101220110121210201122200101
4113033121101220221320210
5101344124211314301040
61001220000553153444
730346434313046251
oct2717312150517044
9441813553648611
10102213001322020
112a628321616896
12b5696933bb884
13450584c441b24
141b351c8374428
15bc3bdc33509a
hex5cf651a29e24

102213001322020 has 48 divisors (see below), whose sum is σ = 223982769040128. Its totient is φ = 39107063698560.

The previous prime is 102213001322011. The next prime is 102213001322063. The reversal of 102213001322020 is 20223100312201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34128865 + ... + 37002775.

It is an arithmetic number, because the mean of its divisors is an integer number (4666307688336).

Almost surely, 2102213001322020 is an apocalyptic number.

102213001322020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102213001322020 is an abundant number, since it is smaller than the sum of its proper divisors (121769767718108).

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

102213001322020 is a wasteful number, since it uses less digits than its factorization.

102213001322020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2951260 (or 2951258 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 102213001322020 its reverse (20223100312201), we get a palindrome (122436101634221).

The spelling of 102213001322020 in words is "one hundred two trillion, two hundred thirteen billion, one million, three hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 77317 154634 309268 386585 773170 1546340 1778291 2873911 3556582 5747822 7113164 8891455 11495644 14369555 17782910 28739110 35565820 57478220 66099953 132199906 264399812 330499765 660999530 1321999060 222202176787 444404353574 888808707148 1111010883935 2222021767870 4444043535740 5110650066101 10221300132202 20442600264404 25553250330505 51106500661010 102213001322020