10202340461 has 2 divisors, whose sum is σ = 10202340462. Its totient is φ = 10202340460.

The previous prime is 10202340427. The next prime is 10202340559. The reversal of 10202340461 is 16404320201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9179556100 + 1022784361 = 95810^2 + 31981^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10202340461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10202340061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5101170230 + 5101170231.

It is an arithmetic number, because the mean of its divisors is an integer number (5101170231).

Almost surely, 2^10202340461 is an apocalyptic number.

It is an amenable number.

10202340461 is a deficient number, since it is larger than the sum of its proper divisors (1).

10202340461 is an equidigital number, since it uses as much as digits as its factorization.

10202340461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 10202340461 its reverse (16404320201), we get a palindrome (26606660662).

The spelling of 10202340461 in words is "ten billion, two hundred two million, three hundred forty thousand, four hundred sixty-one".