12211121021093 has 4 divisors (see below), whose sum is σ = 12211354595808. Its totient is φ = 12210887446380.

The previous prime is 12211121021051. The next prime is 12211121021117. The reversal of 12211121021093 is 39012012111221.

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 12211121021093 - 2²⁸ = 12210852585637 is a prime.

It is a super-2 number, since 2×12211121021093² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211121021023) 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, 116708921 + ... + 116813502.

It is an arithmetic number, because the mean of its divisors is an integer number (3052838648952).

Almost surely, 2^{12211121021093} is an apocalyptic number.

It is an amenable number.

12211121021093 is a deficient number, since it is larger than the sum of its proper divisors (233574715).

12211121021093 is an equidigital number, since it uses as much as digits as its factorization.

12211121021093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233574714.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 12211121021093 in words is "twelve trillion, two hundred eleven billion, one hundred twenty-one million, twenty-one thousand, ninety-three".