1020200210102 has 32 divisors (see below), whose sum is σ = 1600679646720. Its totient is φ = 486747954880.

The previous prime is 1020200210041. The next prime is 1020200210147. The reversal of 1020200210102 is 2010120020201.

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 (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65218202 + ... + 65233842.

It is an arithmetic number, because the mean of its divisors is an integer number (50021238960).

Almost surely, 2^{1020200210102} is an apocalyptic number.

1020200210102 is a deficient number, since it is larger than the sum of its proper divisors (580479436618).

1020200210102 is a wasteful number, since it uses less digits than its factorization.

1020200210102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18988.

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

Adding to 1020200210102 its reverse (2010120020201), we get a palindrome (3030320230303).

The spelling of 1020200210102 in words is "one trillion, twenty billion, two hundred million, two hundred ten thousand, one hundred two".