1030052140021 has 2 divisors, whose sum is σ = 1030052140022. Its totient is φ = 1030052140020.

The previous prime is 1030052139989. The next prime is 1030052140057. The reversal of 1030052140021 is 1200412500301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 921340818225 + 108711321796 = 959865^2 + 329714^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030052140021 - 2⁵ = 1030052139989 is a prime.

It is a super-3 number, since 3×1030052140021³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030052150021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515026070010 + 515026070011.

It is an arithmetic number, because the mean of its divisors is an integer number (515026070011).

Almost surely, 2^{1030052140021} is an apocalyptic number.

It is an amenable number.

1030052140021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030052140021 is an equidigital number, since it uses as much as digits as its factorization.

1030052140021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 1030052140021 its reverse (1200412500301), we get a palindrome (2230464640322).

The spelling of 1030052140021 in words is "one trillion, thirty billion, fifty-two million, one hundred forty thousand, twenty-one".