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20200220002122 = 23295231295317137
BaseRepresentation
bin1001001011111001110101…
…11100000000011101001010
32122112010022001201110022220
410211330322330000131022
510121430022310031442
6110543504123354510
74153263165661326
oct445747274003512
978463261643286
1020200220002122
116488957633076
122322b30982a36
13b36b46071584
144db9a564a986
152506c27b5eec
hex125f3af0074a

20200220002122 has 64 divisors (see below), whose sum is σ = 41879146193280. Its totient is φ = 6487910037504.

The previous prime is 20200220002063. The next prime is 20200220002129. The reversal of 20200220002122 is 22120002200202.

It is not an unprimeable number, because it can be changed into a prime (20200220002129) 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, 1178740338 + ... + 1178757474.

It is an arithmetic number, because the mean of its divisors is an integer number (654361659270).

Almost surely, 220200220002122 is an apocalyptic number.

20200220002122 is an abundant number, since it is smaller than the sum of its proper divisors (21678926191158).

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

20200220002122 is a wasteful number, since it uses less digits than its factorization.

20200220002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30647.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20200220002122 its reverse (22120002200202), we get a palindrome (42320222202324).

The spelling of 20200220002122 in words is "twenty trillion, two hundred billion, two hundred twenty million, two thousand, one hundred twenty-two".

Divisors: 1 2 3 6 29 58 87 174 523 1046 1569 3138 12953 15167 17137 25906 30334 34274 38859 45501 51411 77718 91002 102822 375637 496973 751274 993946 1126911 1490919 2253822 2981838 6774419 8962651 13548838 17925302 20323257 26887953 40646514 53775906 196458151 221975561 259916879 392916302 443951122 519833758 589374453 665926683 779750637 1178748906 1331853366 1559501274 6437291269 12874582538 19311873807 38623747614 116093218403 232186436806 348279655209 696559310418 3366703333687 6733406667374 10100110001061 20200220002122