2102010200102 has 4 divisors (see below), whose sum is σ = 3153015300156. Its totient is φ = 1051005100050.

The previous prime is 2102010200099. The next prime is 2102010200111. The reversal of 2102010200102 is 2010020102012.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525502550024 + ... + 525502550027.

It is an arithmetic number, because the mean of its divisors is an integer number (788253825039).

Almost surely, 2^{2102010200102} is an apocalyptic number.

2102010200102 is a deficient number, since it is larger than the sum of its proper divisors (1051005100054).

2102010200102 is a wasteful number, since it uses less digits than its factorization.

2102010200102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051005100053.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2102010200102 its reverse (2010020102012), we get a palindrome (4112030302114).

The spelling of 2102010200102 in words is "two trillion, one hundred two billion, ten million, two hundred thousand, one hundred two".