320202010102102 has 4 divisors (see below), whose sum is σ = 480303015153156. Its totient is φ = 160101005051050.

The previous prime is 320202010101977. The next prime is 320202010102103. The reversal of 320202010102102 is 201201010202023.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320202010102103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80050502525524 + ... + 80050502525527.

It is an arithmetic number, because the mean of its divisors is an integer number (120075753788289).

Almost surely, 2^{320202010102102} is an apocalyptic number.

320202010102102 is a deficient number, since it is larger than the sum of its proper divisors (160101005051054).

320202010102102 is a wasteful number, since it uses less digits than its factorization.

320202010102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160101005051053.

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

Adding to 320202010102102 its reverse (201201010202023), we get a palindrome (521403020304125).

The spelling of 320202010102102 in words is "three hundred twenty trillion, two hundred two billion, ten million, one hundred two thousand, one hundred two".