1121220401333 has 8 divisors (see below), whose sum is σ = 1157538216960. Its totient is φ = 1084911924240.

The previous prime is 1121220401317. The next prime is 1121220401351. The reversal of 1121220401333 is 3331040221211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121220401333 - 2⁴ = 1121220401317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121220401299 and 1121220401308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121220401303) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2090210 + ... + 2571267.

It is an arithmetic number, because the mean of its divisors is an integer number (144692277120).

Almost surely, 2^{1121220401333} is an apocalyptic number.

It is an amenable number.

1121220401333 is a deficient number, since it is larger than the sum of its proper divisors (36317815627).

1121220401333 is an equidigital number, since it uses as much as digits as its factorization.

1121220401333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4669267.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1121220401333 its reverse (3331040221211), we get a palindrome (4452260622544).

The spelling of 1121220401333 in words is "one trillion, one hundred twenty-one billion, two hundred twenty million, four hundred one thousand, three hundred thirty-three".