121312240114443 has 32 divisors (see below), whose sum is σ = 195865567603200. Its totient is φ = 65198592883200.

The previous prime is 121312240114433. The next prime is 121312240114451. The reversal of 121312240114443 is 344411042213121.

It is not a de Polignac number, because 121312240114443 - 2⁴ = 121312240114427 is a prime.

It is a super-4 number, since 4×121312240114443⁴ (a number of 57 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (121312240114433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 116577168 + ... + 117613181.

It is an arithmetic number, because the mean of its divisors is an integer number (6120798987600).

Almost surely, 2^{121312240114443} is an apocalyptic number.

121312240114443 is a deficient number, since it is larger than the sum of its proper divisors (74553327488757).

121312240114443 is a wasteful number, since it uses less digits than its factorization.

121312240114443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234191827.

The product of its (nonzero) digits is 18432, while the sum is 33.

Adding to 121312240114443 its reverse (344411042213121), we get a palindrome (465723282327564).

The spelling of 121312240114443 in words is "one hundred twenty-one trillion, three hundred twelve billion, two hundred forty million, one hundred fourteen thousand, four hundred forty-three".