120022100111 has 4 divisors (see below), whose sum is σ = 120041028432. Its totient is φ = 120003171792.

The previous prime is 120022100087. The next prime is 120022100153. The reversal of 120022100111 is 111001220021.

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 120022100111 - 2²² = 120017905807 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120022100092 and 120022100101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120072100111) 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, 9454646 + ... + 9467331.

It is an arithmetic number, because the mean of its divisors is an integer number (30010257108).

Almost surely, 2^120022100111 is an apocalyptic number.

120022100111 is a deficient number, since it is larger than the sum of its proper divisors (18928321).

120022100111 is an equidigital number, since it uses as much as digits as its factorization.

120022100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18928320.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120022100111 its reverse (111001220021), we get a palindrome (231023320132).

The spelling of 120022100111 in words is "one hundred twenty billion, twenty-two million, one hundred thousand, one hundred eleven".