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212020000010000 = 24547132347215531
BaseRepresentation
bin110000001101010011000000…
…110010010010111100010000
31000210200220200100020221022222
4300031103000302102330100
5210242213430000310000
62030532350545120212
762441640151525220
oct6015230062227420
91023626610227288
10212020000010000
11616131a4723736
121b942a91029068
13913c52835aac0
143a4db738cc080
15197a1d7c2da85
hexc0d4c0c92f10

212020000010000 has 800 divisors, whose sum is σ = 673278875394048. Its totient is φ = 62817511680000.

The previous prime is 212020000009897. The next prime is 212020000010003. The reversal of 212020000010000 is 10000020212.

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 212020000010000.

It is not an unprimeable number, because it can be changed into a prime (212020000010003) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 983602235 + ... + 983817765.

Almost surely, 2212020000010000 is an apocalyptic number.

212020000010000 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 212020000010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (336639437697024).

212020000010000 is an abundant number, since it is smaller than the sum of its proper divisors (461258875384048).

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

212020000010000 is a wasteful number, since it uses less digits than its factorization.

212020000010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215649 (or 215628 counting only the distinct ones).

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

Adding to 212020000010000 its reverse (10000020212), we get a palindrome (212030000030212).

The spelling of 212020000010000 in words is "two hundred twelve trillion, twenty billion, ten thousand".