1227731343103 has 2 divisors, whose sum is σ = 1227731343104. Its totient is φ = 1227731343102.

The previous prime is 1227731343049. The next prime is 1227731343133. The reversal of 1227731343103 is 3013431377221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1227731343103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1227731343133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 613865671551 + 613865671552.

It is an arithmetic number, because the mean of its divisors is an integer number (613865671552).

Almost surely, 2^{1227731343103} is an apocalyptic number.

1227731343103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1227731343103 is an equidigital number, since it uses as much as digits as its factorization.

1227731343103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The spelling of 1227731343103 in words is "one trillion, two hundred twenty-seven billion, seven hundred thirty-one million, three hundred forty-three thousand, one hundred three".