20423441344522 has 8 divisors (see below), whose sum is σ = 30637926207936. Its totient is φ = 10210799275212.

The previous prime is 20423441344487. The next prime is 20423441344529. The reversal of 20423441344522 is 22544314432402.

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

It is not an unprimeable number, because it can be changed into a prime (20423441344529) 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, 460670818 + ... + 460715149.

It is an arithmetic number, because the mean of its divisors is an integer number (3829740775992).

Almost surely, 2^{20423441344522} is an apocalyptic number.

20423441344522 is a deficient number, since it is larger than the sum of its proper divisors (10214484863414).

20423441344522 is a wasteful number, since it uses less digits than its factorization.

20423441344522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921397052.

The product of its (nonzero) digits is 737280, while the sum is 40.

Adding to 20423441344522 its reverse (22544314432402), we get a palindrome (42967755776924).

The spelling of 20423441344522 in words is "twenty trillion, four hundred twenty-three billion, four hundred forty-one million, three hundred forty-four thousand, five hundred twenty-two".