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1222010111110 = 25477919328327
BaseRepresentation
bin10001110010000101011…
…110101000010010000110
311022211012222121121021211
4101302011132220102012
5130010134042023420
62333214513402034
7154200356363125
oct21620536502206
94284188547254
101222010111110
11431284939368
12178a0086931a
138b309569ca9
144320777babc
1521bc2164e5a
hex11c857a8486

1222010111110 has 32 divisors (see below), whose sum is σ = 2246709104640. Its totient is φ = 478342089312.

The previous prime is 1222010111107. The next prime is 1222010111149. The reversal of 1222010111110 is 111110102221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3557767 + ... + 3886093.

It is an arithmetic number, because the mean of its divisors is an integer number (70209659520).

Almost surely, 21222010111110 is an apocalyptic number.

1222010111110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1222010111110 is a deficient number, since it is larger than the sum of its proper divisors (1024698993530).

1222010111110 is a wasteful number, since it uses less digits than its factorization.

1222010111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336300.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1222010111110 its reverse (111110102221), we get a palindrome (1333120213331).

The spelling of 1222010111110 in words is "one trillion, two hundred twenty-two billion, ten million, one hundred eleven thousand, one hundred ten".

Divisors: 1 2 5 10 47 94 235 470 7919 15838 39595 79190 328327 372193 656654 744386 1641635 1860965 3283270 3721930 15431369 30862738 77156845 154313690 2600021513 5200043026 13000107565 26000215130 122201011111 244402022222 611005055555 1222010111110