202110020102 has 16 divisors (see below), whose sum is σ = 313671918960. Its totient is φ = 97553889888.

The previous prime is 202110020093. The next prime is 202110020141. The reversal of 202110020102 is 201020011202.

It is a happy number.

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 in 7 ways as a sum of consecutive naturals, for example, 56228 + ... + 638264.

It is an arithmetic number, because the mean of its divisors is an integer number (19604494935).

Almost surely, 2^202110020102 is an apocalyptic number.

202110020102 is a deficient number, since it is larger than the sum of its proper divisors (111561898858).

202110020102 is a wasteful number, since it uses less digits than its factorization.

202110020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588055.

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

Adding to 202110020102 its reverse (201020011202), we get a palindrome (403130031304).

The spelling of 202110020102 in words is "two hundred two billion, one hundred ten million, twenty thousand, one hundred two".