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2002010010020 = 225472769176913
BaseRepresentation
bin11101001000100001000…
…110000111000110100100
321002101112112000221100122
4131020201012013012210
5230300104030310040
64131413302301112
7264432450210416
oct35104106070644
97071475027318
102002010010020
11702058505099
12284005127798
13116a33b04a07
146cc7d7d29b6
15371246bb1b5
hex1d2211871a4

2002010010020 has 48 divisors (see below), whose sum is σ = 4293883415808. Its totient is φ = 783727127040.

The previous prime is 2002010009983. The next prime is 2002010010031. The reversal of 2002010010020 is 200100102002.

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, 25991084 + ... + 26067996.

It is an arithmetic number, because the mean of its divisors is an integer number (89455904496).

Almost surely, 22002010010020 is an apocalyptic number.

2002010010020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002010010020 is an abundant number, since it is smaller than the sum of its proper divisors (2291873405788).

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

2002010010020 is a wasteful number, since it uses less digits than its factorization.

2002010010020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104660 (or 104658 counting only the distinct ones).

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

Adding to 2002010010020 its reverse (200100102002), we get a palindrome (2202110112022).

The spelling of 2002010010020 in words is "two trillion, two billion, ten million, ten thousand, twenty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 27691 55382 76913 110764 138455 153826 276910 307652 384565 553820 769130 1301477 1538260 2602954 3614911 5205908 6507385 7229822 13014770 14459644 18074555 26029540 36149110 72298220 2129797883 4259595766 8519191532 10648989415 21297978830 42595957660 100100500501 200201001002 400402002004 500502502505 1001005005010 2002010010020