2123115536273 has 2 divisors, whose sum is σ = 2123115536274. Its totient is φ = 2123115536272.

The previous prime is 2123115536257. The next prime is 2123115536299. The reversal of 2123115536273 is 3726355113212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2100595131649 + 22520404624 = 1449343^2 + 150068^2 .

It is a cyclic number.

It is not a de Polignac number, because 2123115536273 - 2⁴ = 2123115536257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2123115536273.

It is not a weakly prime, because it can be changed into another prime (2123115535273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061557768136 + 1061557768137.

It is an arithmetic number, because the mean of its divisors is an integer number (1061557768137).

Almost surely, 2^{2123115536273} is an apocalyptic number.

It is an amenable number.

2123115536273 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123115536273 is an equidigital number, since it uses as much as digits as its factorization.

2123115536273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 41.

The spelling of 2123115536273 in words is "two trillion, one hundred twenty-three billion, one hundred fifteen million, five hundred thirty-six thousand, two hundred seventy-three".