11012133312121 has 4 divisors (see below), whose sum is σ = 11069788460544. Its totient is φ = 10954478163700.

The previous prime is 11012133312109. The next prime is 11012133312223. The reversal of 11012133312121 is 12121333121011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11012133312121 - 2¹⁹ = 11012132787833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11012133312092 and 11012133312101.

It is not an unprimeable number, because it can be changed into a prime (11012133310121) by changing a digit.

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, 28827573925 + ... + 28827574306.

It is an arithmetic number, because the mean of its divisors is an integer number (2767447115136).

Almost surely, 2^{11012133312121} is an apocalyptic number.

It is an amenable number.

11012133312121 is a deficient number, since it is larger than the sum of its proper divisors (57655148423).

11012133312121 is an equidigital number, since it uses as much as digits as its factorization.

11012133312121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57655148422.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 11012133312121 its reverse (12121333121011), we get a palindrome (23133466433132).

The spelling of 11012133312121 in words is "eleven trillion, twelve billion, one hundred thirty-three million, three hundred twelve thousand, one hundred twenty-one".