20334323442 has 32 divisors (see below), whose sum is σ = 41088513600. Its totient is φ = 6708253248.

The previous prime is 20334323423. The next prime is 20334323453. The reversal of 20334323442 is 24432343302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 671484 + ... + 701112.

It is an arithmetic number, because the mean of its divisors is an integer number (1284016050).

Almost surely, 2^20334323442 is an apocalyptic number.

20334323442 is an abundant number, since it is smaller than the sum of its proper divisors (20754190158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20334323442 is a wasteful number, since it uses less digits than its factorization.

20334323442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30810.

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 20334323442 its reverse (24432343302), we get a palindrome (44766666744).

The spelling of 20334323442 in words is "twenty billion, three hundred thirty-four million, three hundred twenty-three thousand, four hundred forty-two".