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120120211222 = 21110154059501
BaseRepresentation
bin110111111011110111…
…0001111011100010110
3102111001101100222021221
41233313232033130112
53432001233224342
6131103225000554
711451455643304
oct1576756173426
9374041328257
10120120211222
1146a40800640
121b34402315a
13b43408647b
145b572b9274
1531d07eda67
hex1bf7b8f716

120120211222 has 16 divisors (see below), whose sum is σ = 198506491344. Its totient is φ = 54059500000.

The previous prime is 120120211219. The next prime is 120120211261. The reversal of 120120211222 is 222112021021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120120211196 and 120120211205.

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, 27027529 + ... + 27031972.

It is an arithmetic number, because the mean of its divisors is an integer number (12406655709).

Almost surely, 2120120211222 is an apocalyptic number.

120120211222 is a deficient number, since it is larger than the sum of its proper divisors (78386280122).

120120211222 is a wasteful number, since it uses less digits than its factorization.

120120211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54059615.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120120211222 its reverse (222112021021), we get a palindrome (342232232243).

The spelling of 120120211222 in words is "one hundred twenty billion, one hundred twenty million, two hundred eleven thousand, two hundred twenty-two".

Divisors: 1 2 11 22 101 202 1111 2222 54059501 108119002 594654511 1189309022 5460009601 10920019202 60060105611 120120211222