20113342120273 has 2 divisors, whose sum is σ = 20113342120274. Its totient is φ = 20113342120272.

The previous prime is 20113342120231. The next prime is 20113342120283. The reversal of 20113342120273 is 37202124331102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11043438909889 + 9069903210384 = 3323167^2 + 3011628^2 .

It is a cyclic number.

It is not a de Polignac number, because 20113342120273 - 2²⁵ = 20113308565841 is a prime.

It is not a weakly prime, because it can be changed into another prime (20113342120283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056671060136 + 10056671060137.

It is an arithmetic number, because the mean of its divisors is an integer number (10056671060137).

Almost surely, 2^{20113342120273} is an apocalyptic number.

It is an amenable number.

20113342120273 is a deficient number, since it is larger than the sum of its proper divisors (1).

20113342120273 is an equidigital number, since it uses as much as digits as its factorization.

20113342120273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 31.

Adding to 20113342120273 its reverse (37202124331102), we get a palindrome (57315466451375).

The spelling of 20113342120273 in words is "twenty trillion, one hundred thirteen billion, three hundred forty-two million, one hundred twenty thousand, two hundred seventy-three".