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2212141230340 = 2253753834571487
BaseRepresentation
bin100000001100001101111…
…001000110100100000100
321211110220220222221102021
4200030031321012210010
5242220431123332330
64412124343452524
7315551631132046
oct40141571064404
97743826887367
102212141230340
11783189066048
122b8889757144
131307b10663c2
14790d5233a96
153c8222bd67a
hex2030de46904

2212141230340 has 192 divisors, whose sum is σ = 4933718221824. Its totient is φ = 832134131712.

The previous prime is 2212141230323. The next prime is 2212141230361. The reversal of 2212141230340 is 430321412122.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1487653077 + ... + 1487654563.

It is an arithmetic number, because the mean of its divisors is an integer number (25696449072).

Almost surely, 22212141230340 is an apocalyptic number.

2212141230340 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 2212141230340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2466859110912).

2212141230340 is an abundant number, since it is smaller than the sum of its proper divisors (2721576991484).

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

2212141230340 is a wasteful number, since it uses less digits than its factorization.

2212141230340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126 (or 2124 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2212141230340 its reverse (430321412122), we get a palindrome (2642462642462).

The spelling of 2212141230340 in words is "two trillion, two hundred twelve billion, one hundred forty-one million, two hundred thirty thousand, three hundred forty".