120021122111012 has 12 divisors (see below), whose sum is σ = 215159816467596. Its totient is φ = 58546888834560.

The previous prime is 120021122110979. The next prime is 120021122111017. The reversal of 120021122111012 is 210111221120021.

120021122111012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 59548631834176 + 60472490276836 = 7716776^2 + 7776406^2 .

It is not an unprimeable number, because it can be changed into a prime (120021122111017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365918055053 + ... + 365918055380.

It is an arithmetic number, because the mean of its divisors is an integer number (17929984705633).

Almost surely, 2^{120021122111012} is an apocalyptic number.

It is an amenable number.

120021122111012 is a deficient number, since it is larger than the sum of its proper divisors (95138694356584).

120021122111012 is a wasteful number, since it uses less digits than its factorization.

120021122111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731836110478 (or 731836110476 counting only the distinct ones).

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

Adding to 120021122111012 its reverse (210111221120021), we get a palindrome (330132343231033).

Subtracting 120021122111012 from its reverse (210111221120021), we obtain a palindrome (90090099009009).

The spelling of 120021122111012 in words is "one hundred twenty trillion, twenty-one billion, one hundred twenty-two million, one hundred eleven thousand, twelve".