20104342101244 has 24 divisors (see below), whose sum is σ = 35507175303600. Its totient is φ = 9959444225280.

The previous prime is 20104342101223. The next prime is 20104342101281. The reversal of 20104342101244 is 44210124340102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7512399 + ... + 9830809.

It is an arithmetic number, because the mean of its divisors is an integer number (1479465637650).

Almost surely, 2^{20104342101244} is an apocalyptic number.

It is an amenable number.

20104342101244 is a deficient number, since it is larger than the sum of its proper divisors (15402833202356).

20104342101244 is a wasteful number, since it uses less digits than its factorization.

20104342101244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338413 (or 2338411 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 20104342101244 its reverse (44210124340102), we get a palindrome (64314466441346).

The spelling of 20104342101244 in words is "twenty trillion, one hundred four billion, three hundred forty-two million, one hundred one thousand, two hundred forty-four".