1021100102002 has 8 divisors (see below), whose sum is σ = 1531654441200. Its totient is φ = 510548621604.

The previous prime is 1021100101997. The next prime is 1021100102023. The reversal of 1021100102002 is 2002010011201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1021100102002.

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 3 ways as a sum of consecutive naturals, for example, 1032949 + ... + 1763287.

It is an arithmetic number, because the mean of its divisors is an integer number (191456805150).

Almost surely, 2^{1021100102002} is an apocalyptic number.

1021100102002 is a deficient number, since it is larger than the sum of its proper divisors (510554339198).

1021100102002 is an equidigital number, since it uses as much as digits as its factorization.

1021100102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429400.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1021100102002 its reverse (2002010011201), we get a palindrome (3023110113203).

The spelling of 1021100102002 in words is "one trillion, twenty-one billion, one hundred million, one hundred two thousand, two".