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1000112222222 = 22332578350831
BaseRepresentation
bin11101000110110110101…
…01010111000000001110
310112121110112120220102122
432203123111113000032
5112341212212102342
62043240055452542
7132153466424351
oct16433325270016
93477415526378
101000112222222
11356166305133
121419b3687152
13734055cb519
14365972da298
151b0365324d2
hexe8db55700e

1000112222222 has 16 divisors (see below), whose sum is σ = 1512469288512. Its totient is φ = 495972495360.

The previous prime is 1000112222209. The next prime is 1000112222233. The reversal of 1000112222222 is 2222222110001.

It is a happy number.

1000112222222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10001122222222 (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1000112222222.

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, 4055654 + ... + 4295177.

It is an arithmetic number, because the mean of its divisors is an integer number (94529330532).

Almost surely, 21000112222222 is an apocalyptic number.

1000112222222 is a deficient number, since it is larger than the sum of its proper divisors (512357066290).

1000112222222 is a wasteful number, since it uses less digits than its factorization.

1000112222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8351323.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1000112222222 its reverse (2222222110001), we get a palindrome (3222334332223).

The spelling of 1000112222222 in words is "one trillion, one hundred twelve million, two hundred twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 233 257 466 514 59881 119762 8350831 16701662 1945743623 2146163567 3891487246 4292327134 500056111111 1000112222222