102020022102102 has 64 divisors (see below), whose sum is σ = 229786521947136. Its totient is φ = 29960827205760.

The previous prime is 102020022102083. The next prime is 102020022102107. The reversal of 102020022102102 is 201201220020201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102020022102107) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 60851218 + ... + 62505285.

It is an arithmetic number, because the mean of its divisors is an integer number (3590414405424).

Almost surely, 2^{102020022102102} is an apocalyptic number.

102020022102102 is an abundant number, since it is smaller than the sum of its proper divisors (127766499845034).

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

102020022102102 is a wasteful number, since it uses less digits than its factorization.

102020022102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123357005.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 102020022102102 its reverse (201201220020201), we get a palindrome (303221242122303).

The spelling of 102020022102102 in words is "one hundred two trillion, twenty billion, twenty-two million, one hundred two thousand, one hundred two".