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10010011111200 = 25325223487124121
BaseRepresentation
bin1001000110101010001100…
…1010000000111100100000
31022102221120212220101122200
42101222203022000330200
52303001000321024300
633142311405533200
72052125256364362
oct221524312007440
938387525811580
1010010011111200
11320a249348041
121158010574200
13577c2b236269
142686b6944d32
151255b3c98200
hex91aa3280f20

10010011111200 has 432 divisors, whose sum is σ = 36908417460096. Its totient is φ = 2548014796800.

The previous prime is 10010011111181. The next prime is 10010011111201. The reversal of 10010011111200 is 211111001001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10010011111201) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 80585140 + ... + 80709260.

It is an arithmetic number, because the mean of its divisors is an integer number (85436151528).

Almost surely, 210010011111200 is an apocalyptic number.

10010011111200 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 10010011111200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18454208730048).

10010011111200 is an abundant number, since it is smaller than the sum of its proper divisors (26898406348896).

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

10010011111200 is a wasteful number, since it uses less digits than its factorization.

10010011111200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124657 (or 124641 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 10010011111200 its reverse (211111001001), we get a palindrome (10221122112201).

The spelling of 10010011111200 in words is "ten trillion, ten billion, eleven million, one hundred eleven thousand, two hundred".