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2112020110200 = 233527111337101941
BaseRepresentation
bin11110101110111110001…
…101010101101101111000
321110220111022110001120110
4132232332031111231320
5234100404122011300
64254125412424320
7305405553505440
oct36567615255570
97426438401513
102112020110200
11744780323660
122a13a73180a0
13124216429c50
1474318085120
1539e1260b550
hex1ebbe355b78

2112020110200 has 1536 divisors, whose sum is σ = 9127395809280. Its totient is φ = 389836800000.

The previous prime is 2112020110159. The next prime is 2112020110201. The reversal of 2112020110200 is 20110202112.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112020110201) by changing a digit.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 2244441730 + ... + 2244442670.

It is an arithmetic number, because the mean of its divisors is an integer number (5942314980).

Almost surely, 22112020110200 is an apocalyptic number.

2112020110200 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 2112020110200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4563697904640).

2112020110200 is an abundant number, since it is smaller than the sum of its proper divisors (7015375699080).

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

2112020110200 is a wasteful number, since it uses less digits than its factorization.

2112020110200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2112020110200 its reverse (20110202112), we get a palindrome (2132130312312).

The spelling of 2112020110200 in words is "two trillion, one hundred twelve billion, twenty million, one hundred ten thousand, two hundred".