1323223011000 has 192 divisors, whose sum is σ = 4879084485600. Its totient is φ = 320781312000.

The previous prime is 1323223010987. The next prime is 1323223011023. The reversal of 1323223011000 is 1103223231.

1323223011000 is a `hidden beast` number, since 1 + 32 + 322 + 301 + 10 + 0 + 0 = 666.

It is a super-2 number, since 2×1323223011000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6583945 + ... + 6781944.

Almost surely, 2^{1323223011000} is an apocalyptic number.

1323223011000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323223011000 is an abundant number, since it is smaller than the sum of its proper divisors (3555861474600).

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

1323223011000 is a wasteful number, since it uses less digits than its factorization.

1323223011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13365927 (or 13365910 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1323223011000 its reverse (1103223231), we get a palindrome (1324326234231).

The spelling of 1323223011000 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-three million, eleven thousand".