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2012010220000 = 25541141223061
BaseRepresentation
bin11101010001110101001…
…001111000100111100000
321010100100110012020112001
4131101311021320213200
5230431044104020000
64140145453413344
7265235326455514
oct35216511704740
97110313166461
102012010220000
1170631a352940
12285b3619a254
13117968866921
146d54b9ac144
153750c5bb46a
hex1d4752789e0

2012010220000 has 240 divisors, whose sum is σ = 5531561071344. Its totient is φ = 713792000000.

The previous prime is 2012010219979. The next prime is 2012010220019. The reversal of 2012010220000 is 220102102.

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 polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 8908470 + ... + 9131530.

Almost surely, 22012010220000 is an apocalyptic number.

2012010220000 is a gapful number since it is divisible by the number (20) 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 2012010220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2765780535672).

2012010220000 is an abundant number, since it is smaller than the sum of its proper divisors (3519550851344).

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

2012010220000 is a wasteful number, since it uses less digits than its factorization.

2012010220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223143 (or 223120 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2012010220000 its reverse (220102102), we get a palindrome (2012230322102).

The spelling of 2012010220000 in words is "two trillion, twelve billion, ten million, two hundred twenty thousand".