203541412131 has 12 divisors (see below), whose sum is σ = 311298630552. Its totient is φ = 127712258496.

The previous prime is 203541412111. The next prime is 203541412133. The reversal of 203541412131 is 131214145302.

203541412131 is a `hidden beast` number, since 2 + 0 + 35 + 414 + 1 + 213 + 1 = 666.

It is not a de Polignac number, because 203541412131 - 2¹⁹ = 203540887843 is a prime.

It is a super-2 number, since 2×203541412131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203541412095 and 203541412104.

It is not an unprimeable number, because it can be changed into a prime (203541412133) 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, 665167861 + ... + 665168166.

It is an arithmetic number, because the mean of its divisors is an integer number (25941552546).

Almost surely, 2^203541412131 is an apocalyptic number.

203541412131 is a deficient number, since it is larger than the sum of its proper divisors (107757218421).

203541412131 is a wasteful number, since it uses less digits than its factorization.

203541412131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330336050 (or 1330336047 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 203541412131 its reverse (131214145302), we get a palindrome (334755557433).

The spelling of 203541412131 in words is "two hundred three billion, five hundred forty-one million, four hundred twelve thousand, one hundred thirty-one".