1121012220223 has 8 divisors (see below), whose sum is σ = 1281164302880. Its totient is φ = 960862007520.

The previous prime is 1121012220221. The next prime is 1121012220241. The reversal of 1121012220223 is 3220222101211.

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 1121012220223 - 2¹ = 1121012220221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1121012220223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121012220221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1226233 + ... + 1935373.

It is an arithmetic number, because the mean of its divisors is an integer number (160145537860).

Almost surely, 2^{1121012220223} is an apocalyptic number.

1121012220223 is a deficient number, since it is larger than the sum of its proper divisors (160152082657).

1121012220223 is an equidigital number, since it uses as much as digits as its factorization.

1121012220223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934977.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 1121012220223 its reverse (3220222101211), we get a palindrome (4341234321434).

The spelling of 1121012220223 in words is "one trillion, one hundred twenty-one billion, twelve million, two hundred twenty thousand, two hundred twenty-three".