204401144143131 has 24 divisors (see below), whose sum is σ = 296656798703616. Its totient is φ = 125126757531360.

The previous prime is 204401144143121. The next prime is 204401144143169. The reversal of 204401144143131 is 131341441104402.

It is not a de Polignac number, because 204401144143131 - 2¹³ = 204401144134939 is a prime.

It is a super-2 number, since 2×204401144143131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204401144143092 and 204401144143101.

It is not an unprimeable number, because it can be changed into a prime (204401144143121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1055290795 + ... + 1055484468.

It is an arithmetic number, because the mean of its divisors is an integer number (12360699945984).

Almost surely, 2^{204401144143131} is an apocalyptic number.

204401144143131 is a deficient number, since it is larger than the sum of its proper divisors (92255654560485).

204401144143131 is a wasteful number, since it uses less digits than its factorization.

204401144143131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110775483 (or 2110775470 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 204401144143131 its reverse (131341441104402), we get a palindrome (335742585247533).

The spelling of 204401144143131 in words is "two hundred four trillion, four hundred one billion, one hundred forty-four million, one hundred forty-three thousand, one hundred thirty-one".