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20002202012 = 2213384657731
BaseRepresentation
bin10010101000001110…
…010110000110011100
31220121222200010211202
4102220032112012130
5311431030431022
613104444335032
71305446624522
oct225016260634
956558603752
1020002202012
1185347a3471
123a62844478
131b69c98cc0
14d7a6da312
157c1053592
hex4a839619c

20002202012 has 12 divisors (see below), whose sum is σ = 37696457736. Its totient is φ = 9231785520.

The previous prime is 20002201963. The next prime is 20002202021. The reversal of 20002202012 is 21020220002.

It is a junction number, because it is equal to n+sod(n) for n = 20002201984 and 20002202002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192328814 + ... + 192328917.

It is an arithmetic number, because the mean of its divisors is an integer number (3141371478).

Almost surely, 220002202012 is an apocalyptic number.

It is an amenable number.

20002202012 is a deficient number, since it is larger than the sum of its proper divisors (17694255724).

20002202012 is a wasteful number, since it uses less digits than its factorization.

20002202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384657748 (or 384657746 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20002202012 its reverse (21020220002), we get a palindrome (41022422014).

The spelling of 20002202012 in words is "twenty billion, two million, two hundred two thousand, twelve".

Divisors: 1 2 4 13 26 52 384657731 769315462 1538630924 5000550503 10001101006 20002202012