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2112144014444 = 221806792922509
BaseRepresentation
bin11110101111000101100…
…101111111110001101100
321110220210221121001020112
4132233011211333301230
5234101132331430234
64254150000235152
7305411616620342
oct36570545776154
97426727531215
102112144014444
11744834261762
122a142090bab8
13124235cbcc79
147432a6d9992
1539e1d433ace
hex1ebc597fc6c

2112144014444 has 12 divisors (see below), whose sum is σ = 3696273747600. Its totient is φ = 1056065800848.

The previous prime is 2112144014423. The next prime is 2112144014479. The reversal of 2112144014444 is 4444104412112.

It is a super-2 number, since 2×21121440144442 (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 2112144014444.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738539 + ... + 2183970.

It is an arithmetic number, because the mean of its divisors is an integer number (308022812300).

Almost surely, 22112144014444 is an apocalyptic number.

It is an amenable number.

2112144014444 is a deficient number, since it is larger than the sum of its proper divisors (1584129733156).

2112144014444 is a wasteful number, since it uses less digits than its factorization.

2112144014444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103192 (or 3103190 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 32.

Adding to 2112144014444 its reverse (4444104412112), we get a palindrome (6556248426556).

The spelling of 2112144014444 in words is "two trillion, one hundred twelve billion, one hundred forty-four million, fourteen thousand, four hundred forty-four".

Divisors: 1 2 4 180679 361358 722716 2922509 5845018 11690036 528036003611 1056072007222 2112144014444