20040111313143 has 32 divisors (see below), whose sum is σ = 26862530688000. Its totient is φ = 13289060966400.

The previous prime is 20040111313141. The next prime is 20040111313163. The reversal of 20040111313143 is 34131311104002.

It is a happy number.

It is not a de Polignac number, because 20040111313143 - 2¹ = 20040111313141 is a prime.

It is a super-2 number, since 2×20040111313143² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20040111313141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1585320103 + ... + 1585332743.

It is an arithmetic number, because the mean of its divisors is an integer number (839454084000).

Almost surely, 2^{20040111313143} is an apocalyptic number.

20040111313143 is a deficient number, since it is larger than the sum of its proper divisors (6822419374857).

20040111313143 is a wasteful number, since it uses less digits than its factorization.

20040111313143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15943.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 20040111313143 its reverse (34131311104002), we get a palindrome (54171422417145).

The spelling of 20040111313143 in words is "twenty trillion, forty billion, one hundred eleven million, three hundred thirteen thousand, one hundred forty-three".