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2222030431420 = 2251731573340819
BaseRepresentation
bin100000010101011011010…
…101011010010010111100
321212102110010021101222221
4200111123111122102330
5242401204242301140
64420441531415124
7316351662014062
oct40253325322274
97772403241887
102222030431420
117873a32831a8
122ba7895b44a4
131316c8acb987
1479792794032
153cc0059214a
hex2055b55a4bc

2222030431420 has 48 divisors (see below), whose sum is σ = 4693649819040. Its totient is φ = 883596715776.

The previous prime is 2222030431417. The next prime is 2222030431433. The reversal of 2222030431420 is 241340302222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54415771 + ... + 54456589.

It is an arithmetic number, because the mean of its divisors is an integer number (97784371230).

Almost surely, 22222030431420 is an apocalyptic number.

2222030431420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222030431420 is an abundant number, since it is smaller than the sum of its proper divisors (2471619387620).

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

2222030431420 is a wasteful number, since it uses less digits than its factorization.

2222030431420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56734 (or 56732 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 2222030431420 its reverse (241340302222), we get a palindrome (2463370733642).

The spelling of 2222030431420 in words is "two trillion, two hundred twenty-two billion, thirty million, four hundred thirty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 173 346 692 865 1730 3460 15733 31466 40819 62932 78665 81638 157330 163276 204095 314660 408190 816380 2721809 5443618 7061687 10887236 13609045 14123374 27218090 28246748 35308435 54436180 70616870 141233740 642205327 1284410654 2568821308 3211026635 6422053270 12844106540 111101521571 222203043142 444406086284 555507607855 1111015215710 2222030431420