20341140431342 has 16 divisors (see below), whose sum is σ = 30865796269200. Its totient is φ = 10052625063360.

The previous prime is 20341140431341. The next prime is 20341140431389. The reversal of 20341140431342 is 24313404114302.

It is a junction number, because it is equal to n+sod(n) for n = 20341140431299 and 20341140431308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20341140431341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20357792 + ... + 21333587.

It is an arithmetic number, because the mean of its divisors is an integer number (1929112266825).

Almost surely, 2^{20341140431342} is an apocalyptic number.

20341140431342 is a deficient number, since it is larger than the sum of its proper divisors (10524655837858).

20341140431342 is a wasteful number, since it uses less digits than its factorization.

20341140431342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41694211.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 20341140431342 its reverse (24313404114302), we get a palindrome (44654544545644).

The spelling of 20341140431342 in words is "twenty trillion, three hundred forty-one billion, one hundred forty million, four hundred thirty-one thousand, three hundred forty-two".