120111212220011 has 16 divisors (see below), whose sum is σ = 121795043686464. Its totient is φ = 118428426998784.

The previous prime is 120111212219939. The next prime is 120111212220059. The reversal of 120111212220011 is 110022212111021.

It is a cyclic number.

It is not a de Polignac number, because 120111212220011 - 2⁴⁶ = 49742468042347 is a prime.

It is a super-3 number, since 3×120111212220011³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120111212220511) 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, 4190447666 + ... + 4190476328.

It is an arithmetic number, because the mean of its divisors is an integer number (7612190230404).

Almost surely, 2^{120111212220011} is an apocalyptic number.

120111212220011 is a deficient number, since it is larger than the sum of its proper divisors (1683831466453).

120111212220011 is a wasteful number, since it uses less digits than its factorization.

120111212220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44870.

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

Adding to 120111212220011 its reverse (110022212111021), we get a palindrome (230133424331032).

The spelling of 120111212220011 in words is "one hundred twenty trillion, one hundred eleven billion, two hundred twelve million, two hundred twenty thousand, eleven".