11153234303121 has 4 divisors (see below), whose sum is σ = 14870979070832. Its totient is φ = 7435489535412.

The previous prime is 11153234303089. The next prime is 11153234303131. The reversal of 11153234303121 is 12130343235111.

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 not a de Polignac number, because 11153234303121 - 2⁵ = 11153234303089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11153234303131) 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, 1858872383851 + ... + 1858872383856.

It is an arithmetic number, because the mean of its divisors is an integer number (3717744767708).

Almost surely, 2^{11153234303121} is an apocalyptic number.

It is an amenable number.

11153234303121 is a deficient number, since it is larger than the sum of its proper divisors (3717744767711).

11153234303121 is an equidigital number, since it uses as much as digits as its factorization.

11153234303121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3717744767710.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 11153234303121 its reverse (12130343235111), we get a palindrome (23283577538232).

The spelling of 11153234303121 in words is "eleven trillion, one hundred fifty-three billion, two hundred thirty-four million, three hundred three thousand, one hundred twenty-one".