102212022111 has 4 divisors (see below), whose sum is σ = 136282696152. Its totient is φ = 68141348072.

The previous prime is 102212022089. The next prime is 102212022127. The reversal of 102212022111 is 111220212201.

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 102212022111 - 2⁶ = 102212022047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212022511) 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, 17035337016 + ... + 17035337021.

It is an arithmetic number, because the mean of its divisors is an integer number (34070674038).

Almost surely, 2^102212022111 is an apocalyptic number.

102212022111 is a deficient number, since it is larger than the sum of its proper divisors (34070674041).

102212022111 is an equidigital number, since it uses as much as digits as its factorization.

102212022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34070674040.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102212022111 its reverse (111220212201), we get a palindrome (213432234312).

The spelling of 102212022111 in words is "one hundred two billion, two hundred twelve million, twenty-two thousand, one hundred eleven".