11121331242454 has 16 divisors (see below), whose sum is σ = 17021446870176. Its totient is φ = 5448225024000.

The previous prime is 11121331242449. The next prime is 11121331242457. The reversal of 11121331242454 is 45424213312111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121331242457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177319722 + ... + 177382429.

It is an arithmetic number, because the mean of its divisors is an integer number (1063840429386).

Almost surely, 2^{11121331242454} is an apocalyptic number.

11121331242454 is a deficient number, since it is larger than the sum of its proper divisors (5900115627722).

11121331242454 is a wasteful number, since it uses less digits than its factorization.

11121331242454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354702471.

The product of its digits is 23040, while the sum is 34.

Adding to 11121331242454 its reverse (45424213312111), we get a palindrome (56545544554565).

The spelling of 11121331242454 in words is "eleven trillion, one hundred twenty-one billion, three hundred thirty-one million, two hundred forty-two thousand, four hundred fifty-four".