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2112011101010 = 25317327665563
BaseRepresentation
bin11110101110111101101…
…010111110001101010010
321110220110200111100021202
4132232331222332031102
5234100344320213020
64254124451351202
7305405414103536
oct36567552761522
97426420440252
102112011101010
1174477622a948
122a13a42b2502
131242145c4375
1474316bbbbc6
1539e1192be75
hex1ebbdabe352

2112011101010 has 16 divisors (see below), whose sum is σ = 3801637673856. Its totient is φ = 844800508848.

The previous prime is 2112011100977. The next prime is 2112011101051. The reversal of 2112011101010 is 101011102112.

It is a junction number, because it is equal to n+sod(n) for n = 2112011100982 and 2112011101000.

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, 2840489 + ... + 3506051.

It is an arithmetic number, because the mean of its divisors is an integer number (237602354616).

Almost surely, 22112011101010 is an apocalyptic number.

2112011101010 is a deficient number, since it is larger than the sum of its proper divisors (1689626572846).

2112011101010 is a wasteful number, since it uses less digits than its factorization.

2112011101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982897.

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

Adding to 2112011101010 its reverse (101011102112), we get a palindrome (2213022203122).

The spelling of 2112011101010 in words is "two trillion, one hundred twelve billion, eleven million, one hundred one thousand, ten".

Divisors: 1 2 5 10 317327 634654 665563 1331126 1586635 3173270 3327815 6655630 211201110101 422402220202 1056005550505 2112011101010