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20012203302 = 23713191929073
BaseRepresentation
bin10010101000110100…
…011111110100100110
31220122200111021000220
4102220310133310212
5311441111001202
613105442545210
71305630631020
oct225064376446
956580437026
1020012203302
11853a4045a3
123a66068206
131b6c08b320
14d7bb81010
157c1d7babc
hex4a8d1fd26

20012203302 has 64 divisors (see below), whose sum is σ = 51853509120. Its totient is φ = 5000154624.

The previous prime is 20012203301. The next prime is 20012203363. The reversal of 20012203302 is 20330221002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012203301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 954163 + ... + 974910.

It is an arithmetic number, because the mean of its divisors is an integer number (810211080).

Almost surely, 220012203302 is an apocalyptic number.

20012203302 is an abundant number, since it is smaller than the sum of its proper divisors (31841305818).

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

20012203302 is a wasteful number, since it uses less digits than its factorization.

20012203302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929117.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20012203302 its reverse (20330221002), we get a palindrome (40342424304).

The spelling of 20012203302 in words is "twenty billion, twelve million, two hundred three thousand, three hundred two".

Divisors: 1 2 3 6 7 13 14 19 21 26 38 39 42 57 78 91 114 133 182 247 266 273 399 494 546 741 798 1482 1729 3458 5187 10374 1929073 3858146 5787219 11574438 13503511 25077949 27007022 36652387 40510533 50155898 73304774 75233847 81021066 109957161 150467694 175545643 219914322 256566709 351091286 476481031 513133418 526636929 769700127 952962062 1053273858 1429443093 1539400254 2858886186 3335367217 6670734434 10006101651 20012203302