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10231120100 = 2252102311201
BaseRepresentation
bin10011000011101001…
…01000000011100100
3222102000122202022002
421201310220003210
5131423131320400
64411120224432
7511352041325
oct114164500344
928360582262
1010231120100
114380222a63
121b9646b118
13c7084c526
146d0b2644c
153ed312ed5
hex261d280e4

10231120100 has 18 divisors (see below), whose sum is σ = 22201530834. Its totient is φ = 4092448000.

The previous prime is 10231120099. The next prime is 10231120103. The reversal of 10231120100 is 102113201.

It can be written as a sum of positive squares in 3 ways, for example, as 15570916 + 10215549184 = 3946^2 + 101072^2 .

It is not an unprimeable number, because it can be changed into a prime (10231120103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51155501 + ... + 51155700.

Almost surely, 210231120100 is an apocalyptic number.

10231120100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10231120100 is an abundant number, since it is smaller than the sum of its proper divisors (11970410734).

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

10231120100 is a wasteful number, since it uses less digits than its factorization.

10231120100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102311215 (or 102311208 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10231120100 its reverse (102113201), we get a palindrome (10333233301).

The spelling of 10231120100 in words is "ten billion, two hundred thirty-one million, one hundred twenty thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 102311201 204622402 409244804 511556005 1023112010 2046224020 2557780025 5115560050 10231120100