20432113342 has 16 divisors (see below), whose sum is σ = 32108130432. Its totient is φ = 9732943000.

The previous prime is 20432113333. The next prime is 20432113349. The reversal of 20432113342 is 24331123402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20432113349) 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, 873268 + ... + 896359.

It is an arithmetic number, because the mean of its divisors is an integer number (2006758152).

Almost surely, 2^20432113342 is an apocalyptic number.

20432113342 is a deficient number, since it is larger than the sum of its proper divisors (11676017090).

20432113342 is a wasteful number, since it uses less digits than its factorization.

20432113342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1769903.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 20432113342 its reverse (24331123402), we get a palindrome (44763236744).

The spelling of 20432113342 in words is "twenty billion, four hundred thirty-two million, one hundred thirteen thousand, three hundred forty-two".