102020011102 has 4 divisors (see below), whose sum is σ = 153030016656. Its totient is φ = 51010005550.

The previous prime is 102020011087. The next prime is 102020011147. The reversal of 102020011102 is 201110020201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25505002774 + ... + 25505002777.

It is an arithmetic number, because the mean of its divisors is an integer number (38257504164).

Almost surely, 2^102020011102 is an apocalyptic number.

102020011102 is a deficient number, since it is larger than the sum of its proper divisors (51010005554).

102020011102 is an equidigital number, since it uses as much as digits as its factorization.

102020011102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51010005553.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102020011102 its reverse (201110020201), we get a palindrome (303130031303).

Subtracting 102020011102 from its reverse (201110020201), we obtain a palindrome (99090009099).

The spelling of 102020011102 in words is "one hundred two billion, twenty million, eleven thousand, one hundred two".