2152120253113 has 2 divisors, whose sum is σ = 2152120253114. Its totient is φ = 2152120253112.

The previous prime is 2152120253053. The next prime is 2152120253291. The reversal of 2152120253113 is 3113520212512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1948333013929 + 203787239184 = 1395827^2 + 451428^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152120253113 - 2²⁵ = 2152086698681 is a prime.

It is not a weakly prime, because it can be changed into another prime (2152120253713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076060126556 + 1076060126557.

It is an arithmetic number, because the mean of its divisors is an integer number (1076060126557).

Almost surely, 2^{2152120253113} is an apocalyptic number.

It is an amenable number.

2152120253113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152120253113 is an equidigital number, since it uses as much as digits as its factorization.

2152120253113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 2152120253113 its reverse (3113520212512), we get a palindrome (5265640465625).

The spelling of 2152120253113 in words is "two trillion, one hundred fifty-two billion, one hundred twenty million, two hundred fifty-three thousand, one hundred thirteen".