102210211110220 has 24 divisors (see below), whose sum is σ = 216766606141008. Its totient is φ = 40479291528000.

The previous prime is 102210211110193. The next prime is 102210211110221. The reversal of 102210211110220 is 22011112012201.

It is a junction number, because it is equal to n+sod(n) for n = 102210211110194 and 102210211110203.

It is not an unprimeable number, because it can be changed into a prime (102210211110221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25299555186 + ... + 25299559225.

It is an arithmetic number, because the mean of its divisors is an integer number (9031941922542).

Almost surely, 2^{102210211110220} is an apocalyptic number.

102210211110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102210211110220 is an abundant number, since it is smaller than the sum of its proper divisors (114556395030788).

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

102210211110220 is a wasteful number, since it uses less digits than its factorization.

102210211110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50599114521 (or 50599114519 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102210211110220 its reverse (22011112012201), we get a palindrome (124221323122421).

The spelling of 102210211110220 in words is "one hundred two trillion, two hundred ten billion, two hundred eleven million, one hundred ten thousand, two hundred twenty".