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20112020210010 = 235670400673667
BaseRepresentation
bin1001001001010101100011…
…10100100000000101011010
32122012200122021020210011210
410210222301310200011122
510114003404133210020
6110435200132003550
74144021416056301
oct444526164400532
978180567223153
1020112020210010
1164545070a88a3
122309a16a605b6
13b2b72b1b2b81
144d75d987b438
1524d25e4d43e0
hex124ab1d2015a

20112020210010 has 16 divisors (see below), whose sum is σ = 48268848504096. Its totient is φ = 5363205389328.

The previous prime is 20112020209961. The next prime is 20112020210027. The reversal of 20112020210010 is 1001202021102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335200336804 + ... + 335200336863.

It is an arithmetic number, because the mean of its divisors is an integer number (3016803031506).

Almost surely, 220112020210010 is an apocalyptic number.

20112020210010 is an abundant number, since it is smaller than the sum of its proper divisors (28156828294086).

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

20112020210010 is a wasteful number, since it uses less digits than its factorization.

20112020210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670400673677.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20112020210010 its reverse (1001202021102), we get a palindrome (21113222231112).

The spelling of 20112020210010 in words is "twenty trillion, one hundred twelve billion, twenty million, two hundred ten thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 670400673667 1340801347334 2011202021001 3352003368335 4022404042002 6704006736670 10056010105005 20112020210010