121141240000143 has 16 divisors (see below), whose sum is σ = 176237436894336. Its totient is φ = 73405601294240.

The previous prime is 121141240000141. The next prime is 121141240000163. The reversal of 121141240000143 is 341000042141121.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 121141240000143 - 2¹ = 121141240000141 is a prime.

It is a super-3 number, since 3×121141240000143³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121141240000141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333116496 + ... + 333479957.

It is an arithmetic number, because the mean of its divisors is an integer number (11014839805896).

Almost surely, 2^{121141240000143} is an apocalyptic number.

121141240000143 is a deficient number, since it is larger than the sum of its proper divisors (55096196894193).

121141240000143 is a wasteful number, since it uses less digits than its factorization.

121141240000143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666601974.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 121141240000143 its reverse (341000042141121), we get a palindrome (462141282141264).

The spelling of 121141240000143 in words is "one hundred twenty-one trillion, one hundred forty-one billion, two hundred forty million, one hundred forty-three", and thus it is an aban number.