2118616140203 has 2 divisors, whose sum is σ = 2118616140204. Its totient is φ = 2118616140202.

The previous prime is 2118616140149. The next prime is 2118616140227. The reversal of 2118616140203 is 3020416168112.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2118616140203 is a prime.

It is not a weakly prime, because it can be changed into another prime (2118616140703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1059308070101 + 1059308070102.

It is an arithmetic number, because the mean of its divisors is an integer number (1059308070102).

Almost surely, 2^{2118616140203} is an apocalyptic number.

2118616140203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2118616140203 is an equidigital number, since it uses as much as digits as its factorization.

2118616140203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 2118616140203 in words is "two trillion, one hundred eighteen billion, six hundred sixteen million, one hundred forty thousand, two hundred three".