102220212211 has 8 divisors (see below), whose sum is σ = 115877163920. Its totient is φ = 89390954592.

The previous prime is 102220212161. The next prime is 102220212221. The reversal of 102220212211 is 112212022201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102220212211 - 2²¹ = 102218115059 is a prime.

It is a super-3 number, since 3×102220212211³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102220212221) 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 7 ways as a sum of consecutive naturals, for example, 206923260 + ... + 206923753.

It is an arithmetic number, because the mean of its divisors is an integer number (14484645490).

Almost surely, 2^102220212211 is an apocalyptic number.

102220212211 is a deficient number, since it is larger than the sum of its proper divisors (13656951709).

102220212211 is a wasteful number, since it uses less digits than its factorization.

102220212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413847045.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102220212211 its reverse (112212022201), we get a palindrome (214432234412).

The spelling of 102220212211 in words is "one hundred two billion, two hundred twenty million, two hundred twelve thousand, two hundred eleven".