102221221102111 has 8 divisors (see below), whose sum is σ = 103179024187344. Its totient is φ = 101263463657280.

The previous prime is 102221221102061. The next prime is 102221221102157. The reversal of 102221221102111 is 111201122122201.

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 102221221102111 - 2²⁷ = 102221086884383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102221221102171) 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, 6901390 + ... + 15876763.

It is an arithmetic number, because the mean of its divisors is an integer number (12897378023418).

Almost surely, 2^{102221221102111} is an apocalyptic number.

102221221102111 is a deficient number, since it is larger than the sum of its proper divisors (957803085233).

102221221102111 is a wasteful number, since it uses less digits than its factorization.

102221221102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22820201.

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

Adding to 102221221102111 its reverse (111201122122201), we get a palindrome (213422343224312).

The spelling of 102221221102111 in words is "one hundred two trillion, two hundred twenty-one billion, two hundred twenty-one million, one hundred two thousand, one hundred eleven".