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100420122200 = 2352699171821
BaseRepresentation
bin101110110000110000…
…0010111011001011000
3100121012110011202120012
41131201200113121120
53121130022402300
6114044331421052
710153334645366
oct1354140273130
9317173152505
10100420122200
11396515a5132
12175665b4788
139614877c68
144c08b82636
15292b075435
hex1761817658

100420122200 has 48 divisors (see below), whose sum is σ = 233513432160. Its totient is φ = 40161744000.

The previous prime is 100420122109. The next prime is 100420122259. The reversal of 100420122200 is 2221024001.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 1362290 + ... + 1434110.

It is an arithmetic number, because the mean of its divisors is an integer number (4864863170).

Almost surely, 2100420122200 is an apocalyptic number.

100420122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100420122200 is an abundant number, since it is smaller than the sum of its proper divisors (133093309960).

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

100420122200 is a wasteful number, since it uses less digits than its factorization.

100420122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78828 (or 78819 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100420122200 its reverse (2221024001), we get a palindrome (102641146201).

The spelling of 100420122200 in words is "one hundred billion, four hundred twenty million, one hundred twenty-two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 6991 13982 27964 34955 55928 69910 71821 139820 143642 174775 279640 287284 349550 359105 574568 699100 718210 1398200 1436420 1795525 2872840 3591050 7182100 14364200 502100611 1004201222 2008402444 2510503055 4016804888 5021006110 10042012220 12552515275 20084024440 25105030550 50210061100 100420122200