120111002220011 has 16 divisors (see below), whose sum is σ = 131249494222848. Its totient is φ = 109009071336000.

The previous prime is 120111002220007. The next prime is 120111002220023. The reversal of 120111002220011 is 110022200111021.

It is not a de Polignac number, because 120111002220011 - 2² = 120111002220007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120111002220061) 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, 278890106 + ... + 279320448.

It is an arithmetic number, because the mean of its divisors is an integer number (8203093388928).

Almost surely, 2^{120111002220011} is an apocalyptic number.

120111002220011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120111002220011 is a deficient number, since it is larger than the sum of its proper divisors (11138492002837).

120111002220011 is a wasteful number, since it uses less digits than its factorization.

120111002220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472762.

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

Adding to 120111002220011 its reverse (110022200111021), we get a palindrome (230133202331032).

The spelling of 120111002220011 in words is "one hundred twenty trillion, one hundred eleven billion, two million, two hundred twenty thousand, eleven".