354111421131 has 48 divisors (see below), whose sum is σ = 556923276000. Its totient is φ = 215520754176.

The previous prime is 354111421129. The next prime is 354111421141. The reversal of 354111421131 is 131124111453.

354111421131 is a `hidden beast` number, since 3 + 5 + 411 + 1 + 4 + 211 + 31 = 666.

It is not a de Polignac number, because 354111421131 - 2¹ = 354111421129 is a prime.

It is a super-2 number, since 2×354111421131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 354111421095 and 354111421104.

It is not an unprimeable number, because it can be changed into a prime (354111421141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4018300 + ... + 4105478.

It is an arithmetic number, because the mean of its divisors is an integer number (11602568250).

Almost surely, 2^354111421131 is an apocalyptic number.

354111421131 is a deficient number, since it is larger than the sum of its proper divisors (202811854869).

354111421131 is a wasteful number, since it uses less digits than its factorization.

354111421131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87580 (or 87577 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

Adding to 354111421131 its reverse (131124111453), we get a palindrome (485235532584).

The spelling of 354111421131 in words is "three hundred fifty-four billion, one hundred eleven million, four hundred twenty-one thousand, one hundred thirty-one".