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10101231100 = 2252547718443
BaseRepresentation
bin10010110100001010…
…01000110111111100
3222001222020201002101
421122011020313330
5131141403343400
64350200234444
7505214022232
oct113205106774
928058221071
1010101231100
114313977484
121b5aa6ba24
13c4c97242c
146bb794952
153e1c0756a
hex25a148dfc

10101231100 has 36 divisors (see below), whose sum is σ = 21924862344. Its totient is φ = 4039535680.

The previous prime is 10101231097. The next prime is 10101231227. The reversal of 10101231100 is 113210101.

10101231100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×101012311003 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 538479 + ... + 556921.

It is an arithmetic number, because the mean of its divisors is an integer number (609023954).

Almost surely, 210101231100 is an apocalyptic number.

10101231100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101231100 is an abundant number, since it is smaller than the sum of its proper divisors (11823631244).

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

10101231100 is a wasteful number, since it uses less digits than its factorization.

10101231100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23934 (or 23927 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 10101231100 its reverse (113210101), we get a palindrome (10214441201).

The spelling of 10101231100 in words is "ten billion, one hundred one million, two hundred thirty-one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 5477 10954 18443 21908 27385 36886 54770 73772 92215 109540 136925 184430 273850 368860 461075 547700 922150 1844300 101012311 202024622 404049244 505061555 1010123110 2020246220 2525307775 5050615550 10101231100