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10200131222 = 243900113177
BaseRepresentation
bin10010111111111100…
…11010011010010110
3222022212100100112212
421133332122122112
5131342213144342
64404052113422
7510524453621
oct113776323226
928285310485
1010200131222
114364787616
121b88005872
13c672bc408
146ca97adb8
153ea741182
hex25ff9a696

10200131222 has 16 divisors (see below), whose sum is σ = 15658942992. Its totient is φ = 4980528000.

The previous prime is 10200131219. The next prime is 10200131239. The reversal of 10200131222 is 22213100201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10200131197 and 10200131206.

It is a congruent number.

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, 767498 + ... + 780674.

It is an arithmetic number, because the mean of its divisors is an integer number (978683937).

Almost surely, 210200131222 is an apocalyptic number.

10200131222 is a deficient number, since it is larger than the sum of its proper divisors (5458811770).

10200131222 is a wasteful number, since it uses less digits than its factorization.

10200131222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22223.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10200131222 its reverse (22213100201), we get a palindrome (32413231423).

The spelling of 10200131222 in words is "ten billion, two hundred million, one hundred thirty-one thousand, two hundred twenty-two".

Divisors: 1 2 43 86 9001 13177 18002 26354 387043 566611 774086 1133222 118606177 237212354 5100065611 10200131222