1121222213323 has 8 divisors (see below), whose sum is σ = 1128757861728. Its totient is φ = 1113696347904.

The previous prime is 1121222213249. The next prime is 1121222213357. The reversal of 1121222213323 is 3233122221211.

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 1121222213323 - 2²⁹ = 1120685342411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121222253323) 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, 2215686 + ... + 2674267.

It is an arithmetic number, because the mean of its divisors is an integer number (141094732716).

Almost surely, 2^{1121222213323} is an apocalyptic number.

1121222213323 is a deficient number, since it is larger than the sum of its proper divisors (7535648405).

1121222213323 is a wasteful number, since it uses less digits than its factorization.

1121222213323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4891493.

The product of its digits is 1728, while the sum is 25.

Adding to 1121222213323 its reverse (3233122221211), we get a palindrome (4354344434534).

The spelling of 1121222213323 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred thirteen thousand, three hundred twenty-three".