2102101320202 has 64 divisors (see below), whose sum is σ = 3629591513856. Its totient is φ = 905474465280.

The previous prime is 2102101320091. The next prime is 2102101320203. The reversal of 2102101320202 is 2020231012012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2102101320203) by changing a digit.

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, 24462552 + ... + 24548332.

It is an arithmetic number, because the mean of its divisors is an integer number (56712367404).

Almost surely, 2^{2102101320202} is an apocalyptic number.

2102101320202 is a deficient number, since it is larger than the sum of its proper divisors (1527490193654).

2102101320202 is a wasteful number, since it uses less digits than its factorization.

2102101320202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86815.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2102101320202 its reverse (2020231012012), we get a palindrome (4122332332214).

The spelling of 2102101320202 in words is "two trillion, one hundred two billion, one hundred one million, three hundred twenty thousand, two hundred two".