11006121 has 16 divisors (see below), whose sum is σ = 17501184. Its totient is φ = 6015504.

The previous prime is 11006119. The next prime is 11006161. The reversal of 11006121 is 12160011.

It is a happy number.

It is not a de Polignac number, because 11006121 - 2¹ = 11006119 is a prime.

It is a super-2 number, since 2×11006121² = 242269398933282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11006097 and 11006106.

It is not an unprimeable number, because it can be changed into a prime (11006101) 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, 10911 + ... + 11876.

It is an arithmetic number, because the mean of its divisors is an integer number (1093824).

Almost surely, 2^11006121 is an apocalyptic number.

It is an amenable number.

11006121 is a deficient number, since it is larger than the sum of its proper divisors (6495063).

11006121 is a wasteful number, since it uses less digits than its factorization.

11006121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22820.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 11006121 is about 3317.5474374905. The cubic root of 11006121 is about 222.4392528688.

Adding to 11006121 its reverse (12160011), we get a palindrome (23166132).

The spelling of 11006121 in words is "eleven million, six thousand, one hundred twenty-one".