20444223703 has 2 divisors, whose sum is σ = 20444223704. Its totient is φ = 20444223702.

The previous prime is 20444223691. The next prime is 20444223781. The reversal of 20444223703 is 30732244402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20444223703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20444223203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10222111851 + 10222111852.

It is an arithmetic number, because the mean of its divisors is an integer number (10222111852).

Almost surely, 2^20444223703 is an apocalyptic number.

20444223703 is a deficient number, since it is larger than the sum of its proper divisors (1).

20444223703 is an equidigital number, since it uses as much as digits as its factorization.

20444223703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 31.

The spelling of 20444223703 in words is "twenty billion, four hundred forty-four million, two hundred twenty-three thousand, seven hundred three".