1035321055081 has 2 divisors, whose sum is σ = 1035321055082. Its totient is φ = 1035321055080.

The previous prime is 1035321055063. The next prime is 1035321055201. The reversal of 1035321055081 is 1805501235301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1010185806400 + 25135248681 = 1005080^2 + 158541^2 .

It is a cyclic number.

It is not a de Polignac number, because 1035321055081 - 2⁹ = 1035321054569 is a prime.

It is a super-2 number, since 2×1035321055081² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1035321055001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517660527540 + 517660527541.

It is an arithmetic number, because the mean of its divisors is an integer number (517660527541).

Almost surely, 2^{1035321055081} is an apocalyptic number.

It is an amenable number.

1035321055081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1035321055081 is an equidigital number, since it uses as much as digits as its factorization.

1035321055081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 1035321055081 in words is "one trillion, thirty-five billion, three hundred twenty-one million, fifty-five thousand, eighty-one".