2102020000102 has 32 divisors (see below), whose sum is σ = 3459567981600. Its totient is φ = 949947955200.

The previous prime is 2102020000099. The next prime is 2102020000133. The reversal of 2102020000102 is 2010000202012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3277702 + ... + 3866182.

It is an arithmetic number, because the mean of its divisors is an integer number (108111499425).

Almost surely, 2^{2102020000102} is an apocalyptic number.

2102020000102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2102020000102 is a deficient number, since it is larger than the sum of its proper divisors (1357547981498).

2102020000102 is a wasteful number, since it uses less digits than its factorization.

2102020000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589432.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2102020000102 its reverse (2010000202012), we get a palindrome (4112020202114).

The spelling of 2102020000102 in words is "two trillion, one hundred two billion, twenty million, one hundred two", and thus it is an aban number.