2000120142 has 32 divisors (see below), whose sum is σ = 4246303392. Its totient is φ = 625895424.

The previous prime is 2000120141. The next prime is 2000120147. The reversal of 2000120142 is 2410210002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000120141) 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 15 ways as a sum of consecutive naturals, for example, 15798 + ... + 65190.

It is an arithmetic number, because the mean of its divisors is an integer number (132696981).

Almost surely, 2^2000120142 is an apocalyptic number.

2000120142 is an abundant number, since it is smaller than the sum of its proper divisors (2246183250).

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

2000120142 is a wasteful number, since it uses less digits than its factorization.

2000120142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49812.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2000120142 is about 44722.7027582189. The cubic root of 2000120142 is about 1259.9462776289.

Adding to 2000120142 its reverse (2410210002), we get a palindrome (4410330144).

The spelling of 2000120142 in words is "two billion, one hundred twenty thousand, one hundred forty-two".