1111221011122 has 8 divisors (see below), whose sum is σ = 1666836068400. Its totient is φ = 555608988324.

The previous prime is 1111221011101. The next prime is 1111221011149. The reversal of 1111221011122 is 2211101221111.

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

It is a junction number, because it is equal to n+sod(n) for n = 1111221011096 and 1111221011105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 785329 + ... + 1684987.

It is an arithmetic number, because the mean of its divisors is an integer number (208354508550).

Almost surely, 2^{1111221011122} is an apocalyptic number.

1111221011122 is a deficient number, since it is larger than the sum of its proper divisors (555615057278).

1111221011122 is an equidigital number, since it uses as much as digits as its factorization.

1111221011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1517240.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 1111221011122 its reverse (2211101221111), we get a palindrome (3322322232233).

The spelling of 1111221011122 in words is "one trillion, one hundred eleven billion, two hundred twenty-one million, eleven thousand, one hundred twenty-two".