1030350453421 has 2 divisors, whose sum is σ = 1030350453422. Its totient is φ = 1030350453420.

The previous prime is 1030350453403. The next prime is 1030350453463. The reversal of 1030350453421 is 1243540530301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 636826344196 + 393524109225 = 798014^2 + 627315^2 .

It is a cyclic number.

It is not a de Polignac number, because 1030350453421 - 2³⁵ = 995990715053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1030350453481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515175226710 + 515175226711.

It is an arithmetic number, because the mean of its divisors is an integer number (515175226711).

Almost surely, 2^{1030350453421} is an apocalyptic number.

It is an amenable number.

1030350453421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030350453421 is an equidigital number, since it uses as much as digits as its factorization.

1030350453421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 1030350453421 its reverse (1243540530301), we get a palindrome (2273890983722).

The spelling of 1030350453421 in words is "one trillion, thirty billion, three hundred fifty million, four hundred fifty-three thousand, four hundred twenty-one".