20852816163119 has 2 divisors, whose sum is σ = 20852816163120. Its totient is φ = 20852816163118.

The previous prime is 20852816163041. The next prime is 20852816163131. The reversal of 20852816163119 is 91136161825802.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20852816163119 - 2³⁶ = 20784096686383 is a prime.

It is a super-2 number, since 2×20852816163119² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20852816163149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10426408081559 + 10426408081560.

It is an arithmetic number, because the mean of its divisors is an integer number (10426408081560).

Almost surely, 2^{20852816163119} is an apocalyptic number.

20852816163119 is a deficient number, since it is larger than the sum of its proper divisors (1).

20852816163119 is an equidigital number, since it uses as much as digits as its factorization.

20852816163119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 53.

The spelling of 20852816163119 in words is "twenty trillion, eight hundred fifty-two billion, eight hundred sixteen million, one hundred sixty-three thousand, one hundred nineteen".