1002133231100 has 18 divisors (see below), whose sum is σ = 2174629111704. Its totient is φ = 400853292400.

The previous prime is 1002133230991. The next prime is 1002133231103. The reversal of 1002133231100 is 11323312001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002133231103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5010666056 + ... + 5010666255.

It is an arithmetic number, because the mean of its divisors is an integer number (120812728428).

Almost surely, 2^{1002133231100} is an apocalyptic number.

1002133231100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002133231100 is an abundant number, since it is smaller than the sum of its proper divisors (1172495880604).

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

1002133231100 is a wasteful number, since it uses less digits than its factorization.

1002133231100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021332325 (or 10021332318 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1002133231100 its reverse (11323312001), we get a palindrome (1013456543101).

The spelling of 1002133231100 in words is "one trillion, two billion, one hundred thirty-three million, two hundred thirty-one thousand, one hundred".