1013304234421 has 2 divisors, whose sum is σ = 1013304234422. Its totient is φ = 1013304234420.

The previous prime is 1013304234391. The next prime is 1013304234431. The reversal of 1013304234421 is 1244324033101.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 705534481521 + 307769752900 = 839961^2 + 554770^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013304234421 - 2³⁷ = 875865280949 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1013304234421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013304234431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506652117210 + 506652117211.

It is an arithmetic number, because the mean of its divisors is an integer number (506652117211).

Almost surely, 2^{1013304234421} is an apocalyptic number.

It is an amenable number.

1013304234421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013304234421 is an equidigital number, since it uses as much as digits as its factorization.

1013304234421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1013304234421 its reverse (1244324033101), we get a palindrome (2257628267522).

The spelling of 1013304234421 in words is "one trillion, thirteen billion, three hundred four million, two hundred thirty-four thousand, four hundred twenty-one".