20108022703869 has 4 divisors (see below), whose sum is σ = 26810696938496. Its totient is φ = 13405348469244.

The previous prime is 20108022703843. The next prime is 20108022703871. The reversal of 20108022703869 is 96830722080102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 20108022703869 - 2⁹ = 20108022703357 is a prime.

It is a super-2 number, since 2×20108022703869² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20108022703369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3351337117309 + ... + 3351337117314.

It is an arithmetic number, because the mean of its divisors is an integer number (6702674234624).

Almost surely, 2^{20108022703869} is an apocalyptic number.

It is an amenable number.

20108022703869 is a deficient number, since it is larger than the sum of its proper divisors (6702674234627).

20108022703869 is an equidigital number, since it uses as much as digits as its factorization.

20108022703869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6702674234626.

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 20108022703869 in words is "twenty trillion, one hundred eight billion, twenty-two million, seven hundred three thousand, eight hundred sixty-nine".