2102123222102 has 16 divisors (see below), whose sum is σ = 3173350826832. Its totient is φ = 1044339959520.

The previous prime is 2102123222071. The next prime is 2102123222153. The reversal of 2102123222102 is 2012223212012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18283748 + ... + 18398360.

It is an arithmetic number, because the mean of its divisors is an integer number (198334426677).

Almost surely, 2^{2102123222102} is an apocalyptic number.

2102123222102 is a deficient number, since it is larger than the sum of its proper divisors (1071227604730).

2102123222102 is a wasteful number, since it uses less digits than its factorization.

2102123222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173183.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2102123222102 its reverse (2012223212012), we get a palindrome (4114346434114).

The spelling of 2102123222102 in words is "two trillion, one hundred two billion, one hundred twenty-three million, two hundred twenty-two thousand, one hundred two".