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2100112002112 = 26997278911801
BaseRepresentation
bin11110100011111000011…
…011100000110001000000
321102202202102020111020011
4132203320123200301000
5233402012133031422
64244440024354304
7304504506324235
oct36437033406100
97382672214204
102100112002112
1173a71a525813
1229b023315994
1312306932a547
147390874778c
1539966e8d077
hex1e8f86e0c40

2100112002112 has 56 divisors (see below), whose sum is σ = 4173439054680. Its totient is φ = 1048537804800.

The previous prime is 2100112002013. The next prime is 2100112002113. The reversal of 2100112002112 is 2112002110012.

It can be written as a sum of positive squares in 4 ways, for example, as 819647758336 + 1280464243776 = 905344^2 + 1131576^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2100112002092 and 2100112002101.

It is not an unprimeable number, because it can be changed into a prime (2100112002113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177954612 + ... + 177966412.

It is an arithmetic number, because the mean of its divisors is an integer number (74525697405).

Almost surely, 22100112002112 is an apocalyptic number.

It is an amenable number.

2100112002112 is a deficient number, since it is larger than the sum of its proper divisors (2073327052568).

2100112002112 is a wasteful number, since it uses less digits than its factorization.

2100112002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15599 (or 15589 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2100112002112 its reverse (2112002110012), we get a palindrome (4212114112124).

The spelling of 2100112002112 in words is "two trillion, one hundred billion, one hundred twelve million, two thousand, one hundred twelve".

Divisors: 1 2 4 8 16 32 64 997 1994 2789 3988 5578 7976 11156 11801 15952 22312 23602 31904 44624 47204 63808 89248 94408 178496 188816 377632 755264 2780633 5561266 11122532 11765597 22245064 23531194 32912989 44490128 47062388 65825978 88980256 94124776 131651956 177960512 188249552 263303912 376499104 526607824 752998208 1053215648 2106431296 32814250033 65628500066 131257000132 262514000264 525028000528 1050056001056 2100112002112