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211012010000 = 24541110917599
BaseRepresentation
bin1100010010000101001…
…0111100000000010000
3202011122210022202100122
43010201102330000100
511424123033310000
6240534303405412
721150034330301
oct3044122740020
9664583282318
10211012010000
1181542862310
1234a8b5b3868
1316b8a89021c
14a2da7da7a8
1557500d7085
hex31214bc010

211012010000 has 200 divisors, whose sum is σ = 562469952000. Its totient is φ = 76023360000.

The previous prime is 211012009969. The next prime is 211012010057. The reversal of 211012010000 is 10210112.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 211012010000.

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, 11981201 + ... + 11998799.

It is an arithmetic number, because the mean of its divisors is an integer number (2812349760).

Almost surely, 2211012010000 is an apocalyptic number.

211012010000 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 211012010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281234976000).

211012010000 is an abundant number, since it is smaller than the sum of its proper divisors (351457942000).

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

211012010000 is a wasteful number, since it uses less digits than its factorization.

211012010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17747 (or 17726 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 211012010000 its reverse (10210112), we get a palindrome (211022220112).

The spelling of 211012010000 in words is "two hundred eleven billion, twelve million, ten thousand".