20434244515022 has 12 divisors (see below), whose sum is σ = 33190533251280. Its totient is φ = 9431189776008.

The previous prime is 20434244515001. The next prime is 20434244515039. The reversal of 20434244515022 is 22051544243402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30228172022 + ... + 30228172697.

It is an arithmetic number, because the mean of its divisors is an integer number (2765877770940).

Almost surely, 2^{20434244515022} is an apocalyptic number.

20434244515022 is a deficient number, since it is larger than the sum of its proper divisors (12756288736258).

20434244515022 is a wasteful number, since it uses less digits than its factorization.

20434244515022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60456344747 (or 60456344734 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 38.

Adding to 20434244515022 its reverse (22051544243402), we get a palindrome (42485788758424).

The spelling of 20434244515022 in words is "twenty trillion, four hundred thirty-four billion, two hundred forty-four million, five hundred fifteen thousand, twenty-two".