2118770953333 has 2 divisors, whose sum is σ = 2118770953334. Its totient is φ = 2118770953332.

The previous prime is 2118770953249. The next prime is 2118770953349. The reversal of 2118770953333 is 3333590778112.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1229308822564 + 889462130769 = 1108742^2 + 943113^2 .

It is a cyclic number.

It is not a de Polignac number, because 2118770953333 - 2³⁷ = 1981331999861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2118770453333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059385476666 + 1059385476667.

It is an arithmetic number, because the mean of its divisors is an integer number (1059385476667).

Almost surely, 2^{2118770953333} is an apocalyptic number.

It is an amenable number.

2118770953333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118770953333 is an equidigital number, since it uses as much as digits as its factorization.

2118770953333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 2118770953333 in words is "two trillion, one hundred eighteen billion, seven hundred seventy million, nine hundred fifty-three thousand, three hundred thirty-three".