10201980493 has 2 divisors, whose sum is σ = 10201980494. Its totient is φ = 10201980492.

The previous prime is 10201980463. The next prime is 10201980497. The reversal of 10201980493 is 39408910201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9748205289 + 453775204 = 98733^2 + 21302^2 .

It is a cyclic number.

It is not a de Polignac number, because 10201980493 - 2¹³ = 10201972301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10201980497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100990246 + 5100990247.

It is an arithmetic number, because the mean of its divisors is an integer number (5100990247).

Almost surely, 2^10201980493 is an apocalyptic number.

It is an amenable number.

10201980493 is a deficient number, since it is larger than the sum of its proper divisors (1).

10201980493 is an equidigital number, since it uses as much as digits as its factorization.

10201980493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 10201980493 in words is "ten billion, two hundred one million, nine hundred eighty thousand, four hundred ninety-three".