1002323404100 has 36 divisors (see below), whose sum is σ = 2196576876228. Its totient is φ = 396959760000.

The previous prime is 1002323404091. The next prime is 1002323404109. The reversal of 1002323404100 is 14043232001.

It is an interprime number because it is at equal distance from previous prime (1002323404091) and next prime (1002323404109).

It can be written as a sum of positive squares in 6 ways, for example, as 136414990336 + 865908413764 = 369344^2 + 930542^2 .

It is a super-2 number, since 2×1002323404100² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (1002323404109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49609871 + ... + 49630070.

Almost surely, 2^{1002323404100} is an apocalyptic number.

1002323404100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002323404100 is an abundant number, since it is smaller than the sum of its proper divisors (1194253472128).

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

1002323404100 is a wasteful number, since it uses less digits than its factorization.

1002323404100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99240056 (or 99240049 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1002323404100 its reverse (14043232001), we get a palindrome (1016366636101).

The spelling of 1002323404100 in words is "one trillion, two billion, three hundred twenty-three million, four hundred four thousand, one hundred".