10206620445242 has 16 divisors (see below), whose sum is σ = 16585177517160. Its totient is φ = 4710747895776.

The previous prime is 10206620445179. The next prime is 10206620445247. The reversal of 10206620445242 is 24254402660201.

10206620445242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1204394307601 + 9002226137641 = 1097449^2 + 3000371^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10206620445196 and 10206620445205.

It is not an unprimeable number, because it can be changed into a prime (10206620445247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1161422603 + ... + 1161431390.

Almost surely, 2^{10206620445242} is an apocalyptic number.

10206620445242 is a deficient number, since it is larger than the sum of its proper divisors (6378557071918).

10206620445242 is an equidigital number, since it uses as much as digits as its factorization.

10206620445242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322854034 (or 2322854008 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 10206620445242 in words is "ten trillion, two hundred six billion, six hundred twenty million, four hundred forty-five thousand, two hundred forty-two".