41121142121 has 12 divisors (see below), whose sum is σ = 44114850060. Its totient is φ = 38319033600.

The previous prime is 41121142081. The next prime is 41121142157. The reversal of 41121142121 is 12124112114.

It can be written as a sum of positive squares in 6 ways, for example, as 12539520400 + 28581621721 = 111980^2 + 169061^2 .

It is not a de Polignac number, because 41121142121 - 2³⁰ = 40047400297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41121142093 and 41121142102.

It is not an unprimeable number, because it can be changed into a prime (41121142921) 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, 675206 + ... + 733583.

It is an arithmetic number, because the mean of its divisors is an integer number (3676237505).

Almost surely, 2^41121142121 is an apocalyptic number.

It is an amenable number.

41121142121 is a deficient number, since it is larger than the sum of its proper divisors (2993707939).

41121142121 is a wasteful number, since it uses less digits than its factorization.

41121142121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408924 (or 1408907 counting only the distinct ones).

The product of its digits is 128, while the sum is 20.

Adding to 41121142121 its reverse (12124112114), we get a palindrome (53245254235).

The spelling of 41121142121 in words is "forty-one billion, one hundred twenty-one million, one hundred forty-two thousand, one hundred twenty-one".