122220020110111 has 32 divisors (see below), whose sum is σ = 156409638713856. Its totient is φ = 92747650320000.

The previous prime is 122220020110091. The next prime is 122220020110121. The reversal of 122220020110111 is 111011020022221.

It is a cyclic number.

It is not a de Polignac number, because 122220020110111 - 2²¹ = 122220018012959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122220020110121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128341785 + ... + 129290578.

It is an arithmetic number, because the mean of its divisors is an integer number (4887801209808).

Almost surely, 2^{122220020110111} is an apocalyptic number.

122220020110111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122220020110111 is a deficient number, since it is larger than the sum of its proper divisors (34189618603745).

122220020110111 is a wasteful number, since it uses less digits than its factorization.

122220020110111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257632543.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122220020110111 its reverse (111011020022221), we get a palindrome (233231040132332).

The spelling of 122220020110111 in words is "one hundred twenty-two trillion, two hundred twenty billion, twenty million, one hundred ten thousand, one hundred eleven".