11221430121133 has 4 divisors (see below), whose sum is σ = 11222986282848. Its totient is φ = 11219873959420.

The previous prime is 11221430121131. The next prime is 11221430121157. The reversal of 11221430121133 is 33112103412211.

11221430121133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11221430121133 - 2¹ = 11221430121131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11221430121098 and 11221430121107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11221430121131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 778070041 + ... + 778084462.

It is an arithmetic number, because the mean of its divisors is an integer number (2805746570712).

Almost surely, 2^{11221430121133} is an apocalyptic number.

It is an amenable number.

11221430121133 is a deficient number, since it is larger than the sum of its proper divisors (1556161715).

11221430121133 is an equidigital number, since it uses as much as digits as its factorization.

11221430121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556161714.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 11221430121133 its reverse (33112103412211), we get a palindrome (44333533533344).

The spelling of 11221430121133 in words is "eleven trillion, two hundred twenty-one billion, four hundred thirty million, one hundred twenty-one thousand, one hundred thirty-three".