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120222213112 = 23231399674861
BaseRepresentation
bin110111111110111001…
…1010110001111111000
3102111022111022012120201
41233331303112033320
53432203341304422
6131121311131544
711454134644021
oct1577563261770
9374274265521
10120222213112
1146a9333a121
121b372213bb4
13b44c24b211
145b66a6bc48
1531d974b727
hex1bfdcd63f8

120222213112 has 64 divisors (see below), whose sum is σ = 237203366400. Its totient is φ = 57013165440.

The previous prime is 120222213107. The next prime is 120222213127. The reversal of 120222213112 is 211312222021.

It is a self number, because there is not a number n which added to its sum of digits gives 120222213112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24729562 + ... + 24734422.

It is an arithmetic number, because the mean of its divisors is an integer number (3706302600).

Almost surely, 2120222213112 is an apocalyptic number.

It is an amenable number.

120222213112 is a deficient number, since it is larger than the sum of its proper divisors (116981153288).

120222213112 is a wasteful number, since it uses less digits than its factorization.

120222213112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5996 (or 5992 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 120222213112 its reverse (211312222021), we get a palindrome (331534435133).

The spelling of 120222213112 in words is "one hundred twenty billion, two hundred twenty-two million, two hundred thirteen thousand, one hundred twelve".

Divisors: 1 2 4 8 23 46 92 139 184 278 556 967 1112 1934 3197 3868 4861 6394 7736 9722 12788 19444 22241 25576 38888 44482 88964 111803 134413 177928 223606 268826 447212 537652 675679 894424 1075304 1351358 2702716 3091499 4700587 5405432 6182998 9401174 12365996 15540617 18802348 24731992 31081234 37604696 62162468 108113501 124324936 216227002 432454004 653381593 864908008 1306763186 2613526372 5227052744 15027776639 30055553278 60111106556 120222213112