1031401034281 has 2 divisors, whose sum is σ = 1031401034282. Its totient is φ = 1031401034280.

The previous prime is 1031401034249. The next prime is 1031401034351. The reversal of 1031401034281 is 1824301041301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 839026688256 + 192374346025 = 915984^2 + 438605^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031401034281 - 2⁵ = 1031401034249 is a prime.

It is a super-2 number, since 2×1031401034281² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1031401034201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515700517140 + 515700517141.

It is an arithmetic number, because the mean of its divisors is an integer number (515700517141).

Almost surely, 2^{1031401034281} is an apocalyptic number.

It is an amenable number.

1031401034281 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031401034281 is an equidigital number, since it uses as much as digits as its factorization.

1031401034281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 1031401034281 its reverse (1824301041301), we get a palindrome (2855702075582).

The spelling of 1031401034281 in words is "one trillion, thirty-one billion, four hundred one million, thirty-four thousand, two hundred eighty-one".