10206564445131 has 4 divisors (see below), whose sum is σ = 13608752593512. Its totient is φ = 6804376296752.

The previous prime is 10206564445111. The next prime is 10206564445157. The reversal of 10206564445131 is 13154446560201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10206564445131 - 2⁷ = 10206564445003 is a prime.

It is a super-2 number, since 2×10206564445131² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10206564445111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1701094074186 + ... + 1701094074191.

It is an arithmetic number, because the mean of its divisors is an integer number (3402188148378).

Almost surely, 2^{10206564445131} is an apocalyptic number.

10206564445131 is a deficient number, since it is larger than the sum of its proper divisors (3402188148381).

10206564445131 is an equidigital number, since it uses as much as digits as its factorization.

10206564445131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402188148380.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 10206564445131 in words is "ten trillion, two hundred six billion, five hundred sixty-four million, four hundred forty-five thousand, one hundred thirty-one".