120042134212 has 96 divisors (see below), whose sum is σ = 288936877824. Its totient is φ = 42118963200.

The previous prime is 120042134207. The next prime is 120042134213. The reversal of 120042134212 is 212431240021.

It is a super-2 number, since 2×120042134212² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (120042134213) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 201453 + ... + 529780.

It is an arithmetic number, because the mean of its divisors is an integer number (3009759144).

Almost surely, 2^120042134212 is an apocalyptic number.

It is an amenable number.

120042134212 is an abundant number, since it is smaller than the sum of its proper divisors (168894743612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120042134212 is a wasteful number, since it uses less digits than its factorization.

120042134212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731309 (or 731307 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 120042134212 its reverse (212431240021), we get a palindrome (332473374233).

The spelling of 120042134212 in words is "one hundred twenty billion, forty-two million, one hundred thirty-four thousand, two hundred twelve".