10001021002102 has 24 divisors (see below), whose sum is σ = 16252815415536. Its totient is φ = 4588215659088.

The previous prime is 10001021002099. The next prime is 10001021002177. The reversal of 10001021002102 is 20120012010001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6171058 + ... + 7621285.

It is an arithmetic number, because the mean of its divisors is an integer number (677200642314).

Almost surely, 2^{10001021002102} is an apocalyptic number.

10001021002102 is a deficient number, since it is larger than the sum of its proper divisors (6251794413434).

10001021002102 is a wasteful number, since it uses less digits than its factorization.

10001021002102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13792692 (or 13792525 counting only the distinct ones).

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

Adding to 10001021002102 its reverse (20120012010001), we get a palindrome (30121033012103).

The spelling of 10001021002102 in words is "ten trillion, one billion, twenty-one million, two thousand, one hundred two".