11051011050005 has 8 divisors (see below), whose sum is σ = 13261233921624. Its totient is φ = 8840795065600.

The previous prime is 11051011049999. The next prime is 11051011050019. The reversal of 11051011050005 is 50005011015011.

It can be written as a sum of positive squares in 4 ways, for example, as 1439764809604 + 9611246240401 = 1199902^2 + 3100201^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11051011050005 is a prime.

It is a super-2 number, since 2×11051011050005² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2971025 + ... + 5561385.

It is an arithmetic number, because the mean of its divisors is an integer number (1657654240203).

Almost surely, 2^{11051011050005} is an apocalyptic number.

It is an amenable number.

11051011050005 is a deficient number, since it is larger than the sum of its proper divisors (2210222871619).

11051011050005 is an equidigital number, since it uses as much as digits as its factorization.

11051011050005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3443607.

The product of its (nonzero) digits is 125, while the sum is 20.

Adding to 11051011050005 its reverse (50005011015011), we get a palindrome (61056022065016).

The spelling of 11051011050005 in words is "eleven trillion, fifty-one billion, eleven million, fifty thousand, five".