1121002223000 has 256 divisors, whose sum is σ = 3027473280000. Its totient is φ = 384227712000.

The previous prime is 1121002222993. The next prime is 1121002223017. The reversal of 1121002223000 is 3222001211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 41577524 + ... + 41604476.

It is an arithmetic number, because the mean of its divisors is an integer number (11826067500).

Almost surely, 2^{1121002223000} is an apocalyptic number.

1121002223000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121002223000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1513736640000).

1121002223000 is an abundant number, since it is smaller than the sum of its proper divisors (1906471057000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121002223000 is a wasteful number, since it uses less digits than its factorization.

1121002223000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27203 (or 27189 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1121002223000 its reverse (3222001211), we get a palindrome (1124224224211).

The spelling of 1121002223000 in words is "one trillion, one hundred twenty-one billion, two million, two hundred twenty-three thousand".