1021021000102 has 64 divisors (see below), whose sum is σ = 1630983610368. Its totient is φ = 478749600000.

The previous prime is 1021021000099. The next prime is 1021021000121. The reversal of 1021021000102 is 2010001201201.

1021021000102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176552703 + ... + 176558485.

It is an arithmetic number, because the mean of its divisors is an integer number (25484118912).

Almost surely, 2^{1021021000102} is an apocalyptic number.

1021021000102 is a deficient number, since it is larger than the sum of its proper divisors (609962610266).

1021021000102 is a wasteful number, since it uses less digits than its factorization.

1021021000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6685.

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

Adding to 1021021000102 its reverse (2010001201201), we get a palindrome (3031022201303).

The spelling of 1021021000102 in words is "one trillion, twenty-one billion, twenty-one million, one hundred two", and thus it is an aban number.