121343312351041 has 16 divisors (see below), whose sum is σ = 139343380171200. Its totient is φ = 104504868921600.

The previous prime is 121343312351039. The next prime is 121343312351083. The reversal of 121343312351041 is 140153213343121.

It is a cyclic number.

It is not a de Polignac number, because 121343312351041 - 2¹ = 121343312351039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121343312350988 and 121343312351006.

It is not an unprimeable number, because it can be changed into a prime (121343312351441) 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 15 ways as a sum of consecutive naturals, for example, 12897925 + ... + 20224813.

It is an arithmetic number, because the mean of its divisors is an integer number (8708961260700).

Almost surely, 2^{121343312351041} is an apocalyptic number.

121343312351041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121343312351041 is a deficient number, since it is larger than the sum of its proper divisors (18000067820159).

121343312351041 is a wasteful number, since it uses less digits than its factorization.

121343312351041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7406160.

The product of its (nonzero) digits is 25920, while the sum is 34.

Adding to 121343312351041 its reverse (140153213343121), we get a palindrome (261496525694162).

The spelling of 121343312351041 in words is "one hundred twenty-one trillion, three hundred forty-three billion, three hundred twelve million, three hundred fifty-one thousand, forty-one".