102210112101 has 4 divisors (see below), whose sum is σ = 136280149472.
Its totient is φ = 68140074732.
The previous prime is 102210112051. The next prime is 102210112133. The reversal of 102210112101 is 101211012201.
Adding to 102210112101 its reverse (101211012201), we get a palindrome (203421124302).
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 102210112101 - 210 = 102210111077 is a prime.
It is a super-3 number, since 3×1022101121013 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102210102101) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17035018681 + ... + 17035018686.
It is an arithmetic number, because the mean of its divisors is an integer number (34070037368).
Almost surely, 2102210112101 is an apocalyptic number.
It is an amenable number.
102210112101 is a deficient number, since it is larger than the sum of its proper divisors (34070037371).
102210112101 is an equidigital number, since it uses as much as digits as its factorization.
102210112101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34070037370.
The product of its (nonzero) digits is 8, while the sum is 12.
The spelling of 102210112101 in words is "one hundred two billion, two hundred ten million, one hundred twelve thousand, one hundred one".