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20000212010 = 257872541323
BaseRepresentation
bin10010101000000110…
…110000010000101010
31220121211221001001222
4102220012300100222
5311430023241020
613104333542042
71305423666002
oct225006602052
956554831058
1020000212010
118533664339
123a62044922
131b6975029c
14d7a33d002
157c0cadb25
hex4a81b042a

20000212010 has 16 divisors (see below), whose sum is σ = 36046139616. Its totient is φ = 7989916368.

The previous prime is 20000211991. The next prime is 20000212031. The reversal of 20000212010 is 1021200002.

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, 1262792 + ... + 1278531.

It is an arithmetic number, because the mean of its divisors is an integer number (2252883726).

Almost surely, 220000212010 is an apocalyptic number.

20000212010 is a deficient number, since it is larger than the sum of its proper divisors (16045927606).

20000212010 is a wasteful number, since it uses less digits than its factorization.

20000212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542117.

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

Adding to 20000212010 its reverse (1021200002), we get a palindrome (21021412012).

The spelling of 20000212010 in words is "twenty billion, two hundred twelve thousand, ten".

Divisors: 1 2 5 10 787 1574 3935 7870 2541323 5082646 12706615 25413230 2000021201 4000042402 10000106005 20000212010