102020110211 has 6 divisors (see below), whose sum is σ = 104569097436. Its totient is φ = 99531813200.

The previous prime is 102020110147. The next prime is 102020110217. The reversal of 102020110211 is 112011020201.

It is not a de Polignac number, because 102020110211 - 2⁶ = 102020110147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102020110192 and 102020110201.

It is not an unprimeable number, because it can be changed into a prime (102020110217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30343385 + ... + 30346746.

It is an arithmetic number, because the mean of its divisors is an integer number (17428182906).

Almost surely, 2^102020110211 is an apocalyptic number.

102020110211 is a deficient number, since it is larger than the sum of its proper divisors (2548987225).

102020110211 is an frugal number, since it uses more digits than its factorization.

102020110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60690213 (or 60690172 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 102020110211 its reverse (112011020201), we get a palindrome (214031130412).

The spelling of 102020110211 in words is "one hundred two billion, twenty million, one hundred ten thousand, two hundred eleven".