1301034341021 has 2 divisors, whose sum is σ = 1301034341022. Its totient is φ = 1301034341020.

The previous prime is 1301034340997. The next prime is 1301034341051. The reversal of 1301034341021 is 1201434301031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 929708637796 + 371325703225 = 964214^2 + 609365^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1301034341021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301034341051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650517170510 + 650517170511.

It is an arithmetic number, because the mean of its divisors is an integer number (650517170511).

Almost surely, 2^{1301034341021} is an apocalyptic number.

It is an amenable number.

1301034341021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301034341021 is an equidigital number, since it uses as much as digits as its factorization.

1301034341021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1301034341021 its reverse (1201434301031), we get a palindrome (2502468642052).

The spelling of 1301034341021 in words is "one trillion, three hundred one billion, thirty-four million, three hundred forty-one thousand, twenty-one".