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1010101000010 = 25175261576341
BaseRepresentation
bin11101011001011101011…
…01100001011101001010
310120120020200020101120112
432230232231201131022
5113022141324000020
62052011201554322
7132656146556444
oct16545655413512
93516220211515
101010101000010
1135a421754793
121439209459a2
1374337b89a1b
1436c63b7b494
151b41d4252c5
hexeb2eb6174a

1010101000010 has 16 divisors (see below), whose sum is σ = 1818195328872. Its totient is φ = 404037393600.

The previous prime is 1010101000003. The next prime is 1010101000049. The reversal of 1010101000010 is 100001010101.

It can be written as a sum of positive squares in 4 ways, for example, as 993703941409 + 16397058601 = 996847^2 + 128051^2 .

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1010100999958 and 1010101000003.

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, 1464440 + ... + 2040780.

Almost surely, 21010101000010 is an apocalyptic number.

1010101000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1010101000010 is a deficient number, since it is larger than the sum of its proper divisors (808094328862).

1010101000010 is a wasteful number, since it uses less digits than its factorization.

1010101000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751609.

The product of its (nonzero) digits is 1, while the sum is 5.

Adding to 1010101000010 its reverse (100001010101), we get a palindrome (1110102010111).

The spelling of 1010101000010 in words is "one trillion, ten billion, one hundred one million, ten", and thus it is an aban number.

Divisors: 1 2 5 10 175261 350522 576341 876305 1152682 1752610 2881705 5763410 101010100001 202020200002 505050500005 1010101000010