103031220202243 has 2 divisors, whose sum is σ = 103031220202244. Its totient is φ = 103031220202242.

The previous prime is 103031220202231. The next prime is 103031220202279. The reversal of 103031220202243 is 342202022130301.

It is a weak prime.

It is an emirp because it is prime and its reverse (342202022130301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103031220202243 is a prime.

It is not a weakly prime, because it can be changed into another prime (103031220212243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51515610101121 + 51515610101122.

It is an arithmetic number, because the mean of its divisors is an integer number (51515610101122).

Almost surely, 2^{103031220202243} is an apocalyptic number.

103031220202243 is a deficient number, since it is larger than the sum of its proper divisors (1).

103031220202243 is an equidigital number, since it uses as much as digits as its factorization.

103031220202243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 103031220202243 its reverse (342202022130301), we get a palindrome (445233242332544).

The spelling of 103031220202243 in words is "one hundred three trillion, thirty-one billion, two hundred twenty million, two hundred two thousand, two hundred forty-three".