120012022011 has 16 divisors (see below), whose sum is σ = 186607616000. Its totient is φ = 68578297704.

The previous prime is 120012021947. The next prime is 120012022027. The reversal of 120012022011 is 110220210021.

It is not a de Polignac number, because 120012022011 - 2⁶ = 120012021947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120012022511) 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, 58313851 + ... + 58315908.

It is an arithmetic number, because the mean of its divisors is an integer number (11662976000).

Almost surely, 2^120012022011 is an apocalyptic number.

120012022011 is a deficient number, since it is larger than the sum of its proper divisors (66595593989).

120012022011 is an equidigital number, since it uses as much as digits as its factorization.

120012022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116629783 (or 116629769 counting only the distinct ones).

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

Adding to 120012022011 its reverse (110220210021), we get a palindrome (230232232032).

The spelling of 120012022011 in words is "one hundred twenty billion, twelve million, twenty-two thousand, eleven".