120021112022111 has 8 divisors (see below), whose sum is σ = 123522198373200. Its totient is φ = 116552293748352.

The previous prime is 120021112022107. The next prime is 120021112022153. The reversal of 120021112022111 is 111220211120021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120021112022111 - 2² = 120021112022107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120021112022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021112022191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8067011786 + ... + 8067026663.

It is an arithmetic number, because the mean of its divisors is an integer number (15440274796650).

Almost surely, 2^{120021112022111} is an apocalyptic number.

120021112022111 is a deficient number, since it is larger than the sum of its proper divisors (3501086351089).

120021112022111 is a wasteful number, since it uses less digits than its factorization.

120021112022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16134038665.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 120021112022111 its reverse (111220211120021), we get a palindrome (231241323142132).

The spelling of 120021112022111 in words is "one hundred twenty trillion, twenty-one billion, one hundred twelve million, twenty-two thousand, one hundred eleven".