20404311411141 has 12 divisors (see below), whose sum is σ = 33683307726432. Its totient is φ = 11659606520616.

The previous prime is 20404311411067. The next prime is 20404311411151. The reversal of 20404311411141 is 14111411340402.

20404311411141 is a `hidden beast` number, since 2 + 0 + 40 + 431 + 141 + 11 + 41 = 666.

It is not a de Polignac number, because 20404311411141 - 2⁹ = 20404311410629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20404311411151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161938979391 + ... + 161938979516.

It is an arithmetic number, because the mean of its divisors is an integer number (2806942310536).

Almost surely, 2^{20404311411141} is an apocalyptic number.

20404311411141 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20404311411141 is a deficient number, since it is larger than the sum of its proper divisors (13278996315291).

20404311411141 is a wasteful number, since it uses less digits than its factorization.

20404311411141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323877958920 (or 323877958917 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

Adding to 20404311411141 its reverse (14111411340402), we get a palindrome (34515722751543).

The spelling of 20404311411141 in words is "twenty trillion, four hundred four billion, three hundred eleven million, four hundred eleven thousand, one hundred forty-one".