1000323013212 has 36 divisors (see below), whose sum is σ = 2528781189480. Its totient is φ = 333416357472.

The previous prime is 1000323013189. The next prime is 1000323013219. The reversal of 1000323013212 is 2123103230001.

1000323013212 is a `hidden beast` number, since 10 + 0 + 0 + 32 + 301 + 321 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1000323013212² (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 not an unprimeable number, because it can be changed into a prime (1000323013219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 529863 + ... + 1510430.

It is an arithmetic number, because the mean of its divisors is an integer number (70243921930).

Almost surely, 2^{1000323013212} is an apocalyptic number.

1000323013212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000323013212 is an abundant number, since it is smaller than the sum of its proper divisors (1528458176268).

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

1000323013212 is a wasteful number, since it uses less digits than its factorization.

1000323013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053922 (or 2053917 counting only the distinct ones).

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

Adding to 1000323013212 its reverse (2123103230001), we get a palindrome (3123426243213).

The spelling of 1000323013212 in words is "one trillion, three hundred twenty-three million, thirteen thousand, two hundred twelve".