120221200011 has 16 divisors (see below), whose sum is σ = 176598563328. Its totient is φ = 72139932000.

The previous prime is 120221200007. The next prime is 120221200093. The reversal of 120221200011 is 110002122021.

It is not a de Polignac number, because 120221200011 - 2² = 120221200007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120221200011.

It is not an unprimeable number, because it can be changed into a prime (120221200111) 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, 18031651 + ... + 18038316.

It is an arithmetic number, because the mean of its divisors is an integer number (11037410208).

Almost surely, 2^120221200011 is an apocalyptic number.

120221200011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120221200011 is a deficient number, since it is larger than the sum of its proper divisors (56377363317).

120221200011 is a wasteful number, since it uses less digits than its factorization.

120221200011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36070082.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120221200011 its reverse (110002122021), we get a palindrome (230223322032).

The spelling of 120221200011 in words is "one hundred twenty billion, two hundred twenty-one million, two hundred thousand, eleven".