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11001001101010 = 256569854319603
BaseRepresentation
bin1010000000010101111011…
…0000110100011011010010
31102221200111200101212201121
42200011132300310123102
52420220022240213020
635221442400352454
72213540030331214
oct240053660643322
942850450355647
1011001001101010
113561553364a18
12129809901572a
1361a50b95840b
142a06464cc5b4
15141264506baa
hexa015ec346d2

11001001101010 has 32 divisors (see below), whose sum is σ = 19808145077760. Its totient is φ = 4398991141248.

The previous prime is 11001001100989. The next prime is 11001001101017. The reversal of 11001001101010 is 1010110010011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11001001100984 and 11001001101002.

It is not an unprimeable number, because it can be changed into a prime (11001001101017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561179869 + ... + 561199471.

It is an arithmetic number, because the mean of its divisors is an integer number (619004533680).

Almost surely, 211001001101010 is an apocalyptic number.

11001001101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11001001101010 is a deficient number, since it is larger than the sum of its proper divisors (8807143976750).

11001001101010 is a wasteful number, since it uses less digits than its factorization.

11001001101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34722.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 11001001101010 its reverse (1010110010011), we get a palindrome (12011111111021).

The spelling of 11001001101010 in words is "eleven trillion, one billion, one million, one hundred one thousand, ten".