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10200222122 = 217415772169
BaseRepresentation
bin10010111111111101…
…10000100110101010
3222022212111222020112
421133332300212222
5131342224101442
64404054054322
7510525312626
oct113776604652
928285458215
1010200222122
114364839942
121b8804a3a2
13c673218bc
146ca9a2186
153ea75d082
hex25ffb09aa

10200222122 has 16 divisors (see below), whose sum is σ = 16204474440. Its totient is φ = 4798883328.

The previous prime is 10200222119. The next prime is 10200222157. The reversal of 10200222122 is 22122200201.

It can be written as a sum of positive squares in 4 ways, for example, as 7539622561 + 2660599561 = 86831^2 + 51581^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10200222097 and 10200222106.

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, 105254 + ... + 177422.

Almost surely, 210200222122 is an apocalyptic number.

10200222122 is a deficient number, since it is larger than the sum of its proper divisors (6004252318).

10200222122 is a wasteful number, since it uses less digits than its factorization.

10200222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76345.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10200222122 its reverse (22122200201), we get a palindrome (32322422323).

The spelling of 10200222122 in words is "ten billion, two hundred million, two hundred twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 17 34 4157 8314 70669 72169 141338 144338 1226873 2453746 300006533 600013066 5100111061 10200222122