10421650193 has 2 divisors, whose sum is σ = 10421650194. Its totient is φ = 10421650192.

The previous prime is 10421650181. The next prime is 10421650223. The reversal of 10421650193 is 39105612401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8607571729 + 1814078464 = 92777^2 + 42592^2 .

It is an emirp because it is prime and its reverse (39105612401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10421650193 - 2²⁴ = 10404872977 is a prime.

It is a super-2 number, since 2×10421650193² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10421650123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210825096 + 5210825097.

It is an arithmetic number, because the mean of its divisors is an integer number (5210825097).

Almost surely, 2^10421650193 is an apocalyptic number.

It is an amenable number.

10421650193 is a deficient number, since it is larger than the sum of its proper divisors (1).

10421650193 is an equidigital number, since it uses as much as digits as its factorization.

10421650193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 10421650193 in words is "ten billion, four hundred twenty-one million, six hundred fifty thousand, one hundred ninety-three".