121443434532501 has 8 divisors (see below), whose sum is σ = 164979760119840. Its totient is φ = 79434699316752.

The previous prime is 121443434532491. The next prime is 121443434532587. The reversal of 121443434532501 is 105235434344121.

121443434532501 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121443434532501 - 2⁷ = 121443434532373 is a prime.

It is a super-3 number, since 3×121443434532501³ (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 (121443434532601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381897592711 + ... + 381897593028.

It is an arithmetic number, because the mean of its divisors is an integer number (20622470014980).

Almost surely, 2^{121443434532501} is an apocalyptic number.

It is an amenable number.

121443434532501 is a deficient number, since it is larger than the sum of its proper divisors (43536325587339).

121443434532501 is an equidigital number, since it uses as much as digits as its factorization.

121443434532501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763795185795.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 121443434532501 its reverse (105235434344121), we get a palindrome (226678868876622).

The spelling of 121443434532501 in words is "one hundred twenty-one trillion, four hundred forty-three billion, four hundred thirty-four million, five hundred thirty-two thousand, five hundred one".