120221011012011 has 16 divisors (see below), whose sum is σ = 197285761661184. Its totient is φ = 63413280533664.

The previous prime is 120221011012007. The next prime is 120221011012057. The reversal of 120221011012011 is 110210110122021.

It is a happy number.

It is not a de Polignac number, because 120221011012011 - 2² = 120221011012007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120221011010011) 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, 220185001581 + ... + 220185002126.

It is an arithmetic number, because the mean of its divisors is an integer number (12330360103824).

Almost surely, 2^{120221011012011} is an apocalyptic number.

120221011012011 is a deficient number, since it is larger than the sum of its proper divisors (77064750649173).

120221011012011 is a wasteful number, since it uses less digits than its factorization.

120221011012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440370003730.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120221011012011 its reverse (110210110122021), we get a palindrome (230431121134032).

The spelling of 120221011012011 in words is "one hundred twenty trillion, two hundred twenty-one billion, eleven million, twelve thousand, eleven".