11052420105 has 16 divisors (see below), whose sum is σ = 17715633984. Its totient is φ = 5884036800.

The previous prime is 11052420101. The next prime is 11052420131. The reversal of 11052420105 is 50102425011.

It is not a de Polignac number, because 11052420105 - 2² = 11052420101 is a prime.

It is a super-2 number, since 2×11052420105² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11052420101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 653071 + ... + 669780.

It is an arithmetic number, because the mean of its divisors is an integer number (1107227124).

Almost surely, 2^11052420105 is an apocalyptic number.

11052420105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11052420105 is a deficient number, since it is larger than the sum of its proper divisors (6663213879).

11052420105 is a wasteful number, since it uses less digits than its factorization.

11052420105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323416.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 11052420105 its reverse (50102425011), we get a palindrome (61154845116).

The spelling of 11052420105 in words is "eleven billion, fifty-two million, four hundred twenty thousand, one hundred five".