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1001101022222 = 27316101378083
BaseRepresentation
bin11101001000101100100…
…01010101010000001110
310112201000110012011000212
432210112101111100032
5112400223330202342
62043522141122422
7132220134200240
oct16442621252016
93481013164025
101001101022222
11356623479214
1214202a859412
1373532416892
143664c770090
151b093250182
hexe91645540e

1001101022222 has 32 divisors (see below), whose sum is σ = 1771828660224. Its totient is φ = 415134036000.

The previous prime is 1001101022219. The next prime is 1001101022227. The reversal of 1001101022222 is 2222201011001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1001101022197 and 1001101022206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001101022227) by changing a digit.

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, 2458793 + ... + 2836875.

It is an arithmetic number, because the mean of its divisors is an integer number (55369645632).

Almost surely, 21001101022222 is an apocalyptic number.

1001101022222 is a deficient number, since it is larger than the sum of its proper divisors (770727638002).

1001101022222 is a wasteful number, since it uses less digits than its factorization.

1001101022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384224.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1001101022222 its reverse (2222201011001), we get a palindrome (3223302033223).

The spelling of 1001101022222 in words is "one trillion, one billion, one hundred one million, twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 7 14 31 62 217 434 6101 12202 42707 85414 189131 378083 378262 756166 1323917 2646581 2647834 5293162 11720573 23441146 82044011 164088022 2306684383 4613368766 16146790681 32293581362 71507215873 143014431746 500550511111 1001101022222