11111005105010 has 8 divisors (see below), whose sum is σ = 19999809189036. Its totient is φ = 4444402042000.

The previous prime is 11111005105007. The next prime is 11111005105073. The reversal of 11111005105010 is 1050150011111.

It can be written as a sum of positive squares in 2 ways, for example, as 11098419182041 + 12585922969 = 3331429^2 + 112187^2 .

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

It is a super-2 number, since 2×11111005105010² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11111005105010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555550255241 + ... + 555550255260.

Almost surely, 2^{11111005105010} is an apocalyptic number.

11111005105010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111005105010 is a deficient number, since it is larger than the sum of its proper divisors (8888804084026).

11111005105010 is a wasteful number, since it uses less digits than its factorization.

11111005105010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111100510508.

The product of its (nonzero) digits is 25, while the sum is 17.

Adding to 11111005105010 its reverse (1050150011111), we get a palindrome (12161155116121).

The spelling of 11111005105010 in words is "eleven trillion, one hundred eleven billion, five million, one hundred five thousand, ten".