102110211222211 has 4 divisors (see below), whose sum is σ = 102111275287624. Its totient is φ = 102109147156800.

The previous prime is 102110211222127. The next prime is 102110211222223. The reversal of 102110211222211 is 112222112011201.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 102110211222211 - 2¹⁷ = 102110211091139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102110211222611) 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, 531888750 + ... + 532080691.

It is an arithmetic number, because the mean of its divisors is an integer number (25527818821906).

Almost surely, 2^{102110211222211} is an apocalyptic number.

102110211222211 is a deficient number, since it is larger than the sum of its proper divisors (1064065413).

102110211222211 is an equidigital number, since it uses as much as digits as its factorization.

102110211222211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1064065412.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 102110211222211 its reverse (112222112011201), we get a palindrome (214332323233412).

The spelling of 102110211222211 in words is "one hundred two trillion, one hundred ten billion, two hundred eleven million, two hundred twenty-two thousand, two hundred eleven".