11121401220242 has 8 divisors (see below), whose sum is σ = 16701522207600. Its totient is φ = 5554227151044.

The previous prime is 11121401220217. The next prime is 11121401220271. The reversal of 11121401220242 is 24202210412111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3236727392 + ... + 3236730827.

It is an arithmetic number, because the mean of its divisors is an integer number (2087690275950).

Almost surely, 2^{11121401220242} is an apocalyptic number.

11121401220242 is a deficient number, since it is larger than the sum of its proper divisors (5580120987358).

11121401220242 is an equidigital number, since it uses as much as digits as its factorization.

11121401220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6473459080.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 11121401220242 its reverse (24202210412111), we get a palindrome (35323611632353).

The spelling of 11121401220242 in words is "eleven trillion, one hundred twenty-one billion, four hundred one million, two hundred twenty thousand, two hundred forty-two".