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111110210012 = 2227777552503
BaseRepresentation
bin110011101111010101…
…1110100000111011100
3101121210110110111012102
41213132223310013130
53310023203210022
6123013205224232
711012262126224
oct1473653640734
9347713414172
10111110210012
11431378a934a
121964a702078
13a629513bc9
14554081d084
152d547e8a92
hex19deaf41dc

111110210012 has 6 divisors (see below), whose sum is σ = 194442867528. Its totient is φ = 55555105004.

The previous prime is 111110209997. The next prime is 111110210017. The reversal of 111110210012 is 210012011111.

It is a junction number, because it is equal to n+sod(n) for n = 111110209975 and 111110210002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111110210017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13888776248 + ... + 13888776255.

It is an arithmetic number, because the mean of its divisors is an integer number (32407144588).

Almost surely, 2111110210012 is an apocalyptic number.

It is an amenable number.

111110210012 is a deficient number, since it is larger than the sum of its proper divisors (83332657516).

111110210012 is a wasteful number, since it uses less digits than its factorization.

111110210012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27777552507 (or 27777552505 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111110210012 its reverse (210012011111), we get a palindrome (321122221123).

The spelling of 111110210012 in words is "one hundred eleven billion, one hundred ten million, two hundred ten thousand, twelve".

Divisors: 1 2 4 27777552503 55555105006 111110210012