120022121012 has 48 divisors (see below), whose sum is σ = 221867750160. Its totient is φ = 56730304512.

The previous prime is 120022120991. The next prime is 120022121027. The reversal of 120022121012 is 210121220021.

It can be written as a sum of positive squares in 8 ways, for example, as 4218916 + 120017902096 = 2054^2 + 346436^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1108388 + ... + 1211844.

It is an arithmetic number, because the mean of its divisors is an integer number (4622244795).

Almost surely, 2^120022121012 is an apocalyptic number.

It is an amenable number.

120022121012 is a deficient number, since it is larger than the sum of its proper divisors (101845629148).

120022121012 is a wasteful number, since it uses less digits than its factorization.

120022121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103700 (or 103698 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120022121012 its reverse (210121220021), we get a palindrome (330143341033).

Subtracting 120022121012 from its reverse (210121220021), we obtain a palindrome (90099099009).

The spelling of 120022121012 in words is "one hundred twenty billion, twenty-two million, one hundred twenty-one thousand, twelve".