2120130454052 has 12 divisors (see below), whose sum is σ = 3995630471196. Its totient is φ = 978521748000.

The previous prime is 2120130454051. The next prime is 2120130454061. The reversal of 2120130454052 is 2504540310212.

It can be written as a sum of positive squares in 2 ways, for example, as 1125415452736 + 994715001316 = 1060856^2 + 997354^2 .

It is not an unprimeable number, because it can be changed into a prime (2120130454051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20385869699 + ... + 20385869802.

It is an arithmetic number, because the mean of its divisors is an integer number (332969205933).

Almost surely, 2^{2120130454052} is an apocalyptic number.

It is an amenable number.

2120130454052 is a deficient number, since it is larger than the sum of its proper divisors (1875500017144).

2120130454052 is a wasteful number, since it uses less digits than its factorization.

2120130454052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40771739518 (or 40771739516 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 2120130454052 its reverse (2504540310212), we get a palindrome (4624670764264).

The spelling of 2120130454052 in words is "two trillion, one hundred twenty billion, one hundred thirty million, four hundred fifty-four thousand, fifty-two".