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2002402024220 = 2251358713120181
BaseRepresentation
bin11101001000111000011…
…101100001101100011100
321002102112211200022202002
4131020320131201230130
5230301404404233340
64131520224421432
7264445250242103
oct35107035415434
97072484608662
102002402024220
11702239816174
122840b4477878
13116a970ab490
146ccb98b903a
1537148d03715
hex1d238761b1c

2002402024220 has 48 divisors (see below), whose sum is σ = 4536224205408. Its totient is φ = 738088846080.

The previous prime is 2002402024211. The next prime is 2002402024223. The reversal of 2002402024220 is 224202042002.

It is a super-2 number, since 2×20024020242202 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2002402024192 and 2002402024201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002402024223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6407471 + ... + 6712710.

It is an arithmetic number, because the mean of its divisors is an integer number (94504670946).

Almost surely, 22002402024220 is an apocalyptic number.

2002402024220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002402024220 is an abundant number, since it is smaller than the sum of its proper divisors (2533822181188).

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

2002402024220 is a wasteful number, since it uses less digits than its factorization.

2002402024220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13120790 (or 13120788 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 2002402024220 its reverse (224202042002), we get a palindrome (2226604066222).

The spelling of 2002402024220 in words is "two trillion, two billion, four hundred two million, twenty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 587 1174 2348 2935 5870 7631 11740 15262 30524 38155 76310 152620 13120181 26240362 52480724 65600905 131201810 170562353 262403620 341124706 682249412 852811765 1705623530 3411247060 7701546247 15403092494 30806184988 38507731235 77015462470 100120101211 154030924940 200240202422 400480404844 500600506055 1001201012110 2002402024220