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10111201100 = 225271113831217
BaseRepresentation
bin10010110101010110…
…01010111101001100
3222002200000020100122
421122223022331030
5131201431413400
64351154044112
7505364535260
oct113253127514
928080006318
1010111201100
114319567050
121b62279638
13c51a53440
146bcc2c0a0
153e2a26685
hex25aacaf4c

10111201100 has 288 divisors, whose sum is σ = 29839090176. Its totient is φ = 2871705600.

The previous prime is 10111201069. The next prime is 10111201153. The reversal of 10111201100 is 110211101.

Added to its reverse (110211101) it gives a square (10221412201 = 1011012).

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8307692 + ... + 8308908.

It is an arithmetic number, because the mean of its divisors is an integer number (103607952).

Almost surely, 210111201100 is an apocalyptic number.

10111201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10111201100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14919545088).

10111201100 is an abundant number, since it is smaller than the sum of its proper divisors (19727889076).

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

10111201100 is a wasteful number, since it uses less digits than its factorization.

10111201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345 (or 1338 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 10111201100 its reverse (110211101), we get a palindrome (10221412201).

The spelling of 10111201100 in words is "ten billion, one hundred eleven million, two hundred one thousand, one hundred".