1021100000102 has 64 divisors (see below), whose sum is σ = 1907590723584. Its totient is φ = 399151100160.

The previous prime is 1021100000057. The next prime is 1021100000171. The reversal of 1021100000102 is 2010000011201.

It is a self number, because there is not a number n which added to its sum of digits gives 1021100000102.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 8507327 + ... + 8626517.

It is an arithmetic number, because the mean of its divisors is an integer number (29806105056).

Almost surely, 2^{1021100000102} is an apocalyptic number.

1021100000102 is a deficient number, since it is larger than the sum of its proper divisors (886490723482).

1021100000102 is a wasteful number, since it uses less digits than its factorization.

1021100000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119773.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1021100000102 its reverse (2010000011201), we get a palindrome (3031100011303).

It can be divided in two parts, 10 and 21100000102, that added together give a palindrome (21100000112).

The spelling of 1021100000102 in words is "one trillion, twenty-one billion, one hundred million, one hundred two", and thus it is an aban number.