2120440134130 has 64 divisors (see below), whose sum is σ = 3991257504000. Its totient is φ = 809565306880.

The previous prime is 2120440134121. The next prime is 2120440134227. The reversal of 2120440134130 is 314310440212.

It is a junction number, because it is equal to n+sod(n) for n = 2120440134095 and 2120440134104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 362527446 + ... + 362533294.

It is an arithmetic number, because the mean of its divisors is an integer number (62363398500).

Almost surely, 2^{2120440134130} is an apocalyptic number.

2120440134130 is a deficient number, since it is larger than the sum of its proper divisors (1870817369870).

2120440134130 is a wasteful number, since it uses less digits than its factorization.

2120440134130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8979.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2120440134130 its reverse (314310440212), we get a palindrome (2434750574342).

The spelling of 2120440134130 in words is "two trillion, one hundred twenty billion, four hundred forty million, one hundred thirty-four thousand, one hundred thirty".