2102321023010 has 64 divisors (see below), whose sum is σ = 4502598492672. Its totient is φ = 698815958016.

The previous prime is 2102321023009. The next prime is 2102321023031. The reversal of 2102321023010 is 103201232012.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 2102321023010.

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 in 31 ways as a sum of consecutive naturals, for example, 20629094 + ... + 20730753.

It is an arithmetic number, because the mean of its divisors is an integer number (70353101448).

Almost surely, 2^{2102321023010} is an apocalyptic number.

2102321023010 is an abundant number, since it is smaller than the sum of its proper divisors (2400277469662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2102321023010 is a wasteful number, since it uses less digits than its factorization.

2102321023010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41359907.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2102321023010 its reverse (103201232012), we get a palindrome (2205522255022).

The spelling of 2102321023010 in words is "two trillion, one hundred two billion, three hundred twenty-one million, twenty-three thousand, ten".