1121213111333 has 16 divisors (see below), whose sum is σ = 1290886312320. Its totient is φ = 953916481536.

The previous prime is 1121213111329. The next prime is 1121213111453. The reversal of 1121213111333 is 3331113121211.

It is a cyclic number.

It is not a de Polignac number, because 1121213111333 - 2² = 1121213111329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121213111299 and 1121213111308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121213111323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9022898 + ... + 9146316.

It is an arithmetic number, because the mean of its divisors is an integer number (80680394520).

Almost surely, 2^{1121213111333} is an apocalyptic number.

It is an amenable number.

1121213111333 is a deficient number, since it is larger than the sum of its proper divisors (169673200987).

1121213111333 is a wasteful number, since it uses less digits than its factorization.

1121213111333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133036.

The product of its digits is 324, while the sum is 23.

Adding to 1121213111333 its reverse (3331113121211), we get a palindrome (4452326232544).

The spelling of 1121213111333 in words is "one trillion, one hundred twenty-one billion, two hundred thirteen million, one hundred eleven thousand, three hundred thirty-three".