2130120124042 has 8 divisors (see below), whose sum is σ = 3231081087300. Its totient is φ = 1053093094944.

The previous prime is 2130120124007. The next prime is 2130120124079. The reversal of 2130120124042 is 2404210210312.

It can be written as a sum of positive squares in 2 ways, for example, as 2105311038961 + 24809085081 = 1450969^2 + 157509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5983483317 + ... + 5983483672.

Almost surely, 2^{2130120124042} is an apocalyptic number.

2130120124042 is a deficient number, since it is larger than the sum of its proper divisors (1100960963258).

2130120124042 is a wasteful number, since it uses less digits than its factorization.

2130120124042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11966967080.

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

Adding to 2130120124042 its reverse (2404210210312), we get a palindrome (4534330334354).

The spelling of 2130120124042 in words is "two trillion, one hundred thirty billion, one hundred twenty million, one hundred twenty-four thousand, forty-two".