20026222743 has 8 divisors (see below), whose sum is σ = 26725539568. Its totient is φ = 13338860544.

The previous prime is 20026222729. The next prime is 20026222747. The reversal of 20026222743 is 34722262002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20026222743 - 2¹⁷ = 20026091671 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20026222743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20026222747) 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 in 7 ways as a sum of consecutive naturals, for example, 2984746 + ... + 2991447.

It is an arithmetic number, because the mean of its divisors is an integer number (3340692446).

Almost surely, 2^20026222743 is an apocalyptic number.

20026222743 is a deficient number, since it is larger than the sum of its proper divisors (6699316825).

20026222743 is a wasteful number, since it uses less digits than its factorization.

20026222743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977313.

The product of its (nonzero) digits is 16128, while the sum is 30.

Adding to 20026222743 its reverse (34722262002), we get a palindrome (54748484745).

The spelling of 20026222743 in words is "twenty billion, twenty-six million, two hundred twenty-two thousand, seven hundred forty-three".