102222020111 has 16 divisors (see below), whose sum is σ = 107994133440. Its totient is φ = 96566722560.

The previous prime is 102222020093. The next prime is 102222020113. The reversal of 102222020111 is 111020222201.

It is a cyclic number.

It is not a de Polignac number, because 102222020111 - 2¹⁰ = 102222019087 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 (102222020113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660335 + ... + 800303.

It is an arithmetic number, because the mean of its divisors is an integer number (6749633340).

Almost surely, 2^102222020111 is an apocalyptic number.

102222020111 is a deficient number, since it is larger than the sum of its proper divisors (5772113329).

102222020111 is a wasteful number, since it uses less digits than its factorization.

102222020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140386.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102222020111 its reverse (111020222201), we get a palindrome (213242242312).

The spelling of 102222020111 in words is "one hundred two billion, two hundred twenty-two million, twenty thousand, one hundred eleven".