1012223323000 has 64 divisors (see below), whose sum is σ = 2370501900000. Its totient is φ = 404564659200.

The previous prime is 1012223322973. The next prime is 1012223323049. The reversal of 1012223323000 is 3233222101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 843787 + ... + 1654213.

Almost surely, 2^{1012223323000} is an apocalyptic number.

1012223323000 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 1012223323000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1185250950000).

1012223323000 is an abundant number, since it is smaller than the sum of its proper divisors (1358278577000).

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

1012223323000 is a wasteful number, since it uses less digits than its factorization.

1012223323000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811697 (or 811683 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1012223323000 its reverse (3233222101), we get a palindrome (1015456545101).

The spelling of 1012223323000 in words is "one trillion, twelve billion, two hundred twenty-three million, three hundred twenty-three thousand".