120022111121 has 16 divisors (see below), whose sum is σ = 131116527360. Its totient is φ = 108958385280.

The previous prime is 120022111067. The next prime is 120022111129. The reversal of 120022111121 is 121111220021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120022111121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120022111096 and 120022111105.

It is not an unprimeable number, because it can be changed into a prime (120022111129) 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, 38479400 + ... + 38482518.

It is an arithmetic number, because the mean of its divisors is an integer number (8194782960).

Almost surely, 2^120022111121 is an apocalyptic number.

120022111121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120022111121 is a deficient number, since it is larger than the sum of its proper divisors (11094416239).

120022111121 is a wasteful number, since it uses less digits than its factorization.

120022111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6904.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120022111121 its reverse (121111220021), we get a palindrome (241133331142).

The spelling of 120022111121 in words is "one hundred twenty billion, twenty-two million, one hundred eleven thousand, one hundred twenty-one".