20216275153 has 2 divisors, whose sum is σ = 20216275154. Its totient is φ = 20216275152.

The previous prime is 20216275147. The next prime is 20216275181. The reversal of 20216275153 is 35157261202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11826997504 + 8389277649 = 108752^2 + 91593^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20216275153 is a prime.

It is not a weakly prime, because it can be changed into another prime (20216275133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10108137576 + 10108137577.

It is an arithmetic number, because the mean of its divisors is an integer number (10108137577).

Almost surely, 2^20216275153 is an apocalyptic number.

It is an amenable number.

20216275153 is a deficient number, since it is larger than the sum of its proper divisors (1).

20216275153 is an equidigital number, since it uses as much as digits as its factorization.

20216275153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 20216275153 in words is "twenty billion, two hundred sixteen million, two hundred seventy-five thousand, one hundred fifty-three".