10010221343953 has 2 divisors, whose sum is σ = 10010221343954. Its totient is φ = 10010221343952.

The previous prime is 10010221343951. The next prime is 10010221344061. The reversal of 10010221343953 is 35934312201001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8438287146129 + 1571934197824 = 2904873^2 + 1253768^2 .

It is a cyclic number.

It is not a de Polignac number, because 10010221343953 - 2¹ = 10010221343951 is a prime.

Together with 10010221343951, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10010221343951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005110671976 + 5005110671977.

It is an arithmetic number, because the mean of its divisors is an integer number (5005110671977).

Almost surely, 2^{10010221343953} is an apocalyptic number.

It is an amenable number.

10010221343953 is a deficient number, since it is larger than the sum of its proper divisors (1).

10010221343953 is an equidigital number, since it uses as much as digits as its factorization.

10010221343953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 34.

Adding to 10010221343953 its reverse (35934312201001), we get a palindrome (45944533544954).

The spelling of 10010221343953 in words is "ten trillion, ten billion, two hundred twenty-one million, three hundred forty-three thousand, nine hundred fifty-three".