121141243030213 has 24 divisors (see below), whose sum is σ = 152470264007808. Its totient is φ = 94093361654688.

The previous prime is 121141243030207. The next prime is 121141243030217. The reversal of 121141243030213 is 312030342141121.

It is not a de Polignac number, because 121141243030213 - 2⁹ = 121141243029701 is a prime.

It is a super-3 number, since 3×121141243030213³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121141243030217) 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, 1042088806 + ... + 1042205047.

It is an arithmetic number, because the mean of its divisors is an integer number (6352927666992).

Almost surely, 2^{121141243030213} is an apocalyptic number.

It is an amenable number.

121141243030213 is a deficient number, since it is larger than the sum of its proper divisors (31329020977595).

121141243030213 is a wasteful number, since it uses less digits than its factorization.

121141243030213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2084293921 (or 2084293902 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 121141243030213 its reverse (312030342141121), we get a palindrome (433171585171334).

The spelling of 121141243030213 in words is "one hundred twenty-one trillion, one hundred forty-one billion, two hundred forty-three million, thirty thousand, two hundred thirteen".