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2002002211200 = 273522327893251
BaseRepresentation
bin11101001000100000101…
…000010111000110000000
321002101111222100201101110
4131020200220113012000
5230300100031224300
64131412423203320
7264432324006345
oct35104050270600
97071458321343
102002002211200
11702054068792
122840025a6540
13116a32304024
146cc7c7627cc
1537123b7a550
hex1d220a17180

2002002211200 has 384 divisors, whose sum is σ = 6885378950400. Its totient is φ = 510315520000.

The previous prime is 2002002211129. The next prime is 2002002211207. The reversal of 2002002211200 is 21122002002.

It is a tau number, because it is divible by the number of its divisors (384).

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 (2002002211207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 615809575 + ... + 615812825.

It is an arithmetic number, because the mean of its divisors is an integer number (17930674350).

Almost surely, 22002002211200 is an apocalyptic number.

2002002211200 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 2002002211200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3442689475200).

2002002211200 is an abundant number, since it is smaller than the sum of its proper divisors (4883376739200).

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

2002002211200 is a wasteful number, since it uses less digits than its factorization.

2002002211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6090 (or 6073 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 2002002211200 its reverse (21122002002), we get a palindrome (2023124213202).

The spelling of 2002002211200 in words is "two trillion, two billion, two million, two hundred eleven thousand, two hundred".