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122023020200 = 23521609379189
BaseRepresentation
bin111000110100100100…
…0111000011010101000
3102122221222211200111112
41301221020320122220
53444400343121300
6132020120445452
711546562362324
oct1615110703250
9378858750445
10122023020200
11478278a5144
121b795319888
13b678361743
145c97cb4984
1532928b3e35
hex1c692386a8

122023020200 has 48 divisors (see below), whose sum is σ = 283880593500. Its totient is φ = 48778744320.

The previous prime is 122023020157. The next prime is 122023020209. The reversal of 122023020200 is 2020320221.

It can be written as a sum of positive squares in 6 ways, for example, as 82572321316 + 39450698884 = 287354^2 + 198622^2 .

It is not an unprimeable number, because it can be changed into a prime (122023020209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132206 + ... + 511394.

Almost surely, 2122023020200 is an apocalyptic number.

122023020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122023020200 is an abundant number, since it is smaller than the sum of its proper divisors (161857573300).

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

122023020200 is a wasteful number, since it uses less digits than its factorization.

122023020200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380814 (or 380805 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 122023020200 its reverse (2020320221), we get a palindrome (124043340421).

The spelling of 122023020200 in words is "one hundred twenty-two billion, twenty-three million, twenty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 1609 3218 6436 8045 12872 16090 32180 40225 64360 80450 160900 321800 379189 758378 1516756 1895945 3033512 3791890 7583780 9479725 15167560 18959450 37918900 75837800 610115101 1220230202 2440460404 3050575505 4880920808 6101151010 12202302020 15252877525 24404604040 30505755050 61011510100 122023020200