1020243031127 has 2 divisors, whose sum is σ = 1020243031128. Its totient is φ = 1020243031126.

The previous prime is 1020243031123. The next prime is 1020243031237. The reversal of 1020243031127 is 7211303420201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020243031127 - 2² = 1020243031123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020243031096 and 1020243031105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020243031123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510121515563 + 510121515564.

It is an arithmetic number, because the mean of its divisors is an integer number (510121515564).

Almost surely, 2^{1020243031127} is an apocalyptic number.

1020243031127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020243031127 is an equidigital number, since it uses as much as digits as its factorization.

1020243031127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 1020243031127 its reverse (7211303420201), we get a palindrome (8231546451328).

The spelling of 1020243031127 in words is "one trillion, twenty billion, two hundred forty-three million, thirty-one thousand, one hundred twenty-seven".