121141440112424 has 8 divisors (see below), whose sum is σ = 227140200210810. Its totient is φ = 60570720056208.

The previous prime is 121141440112417. The next prime is 121141440112439. The reversal of 121141440112424 is 424211044141121.

It can be written as a sum of positive squares in only one way, i.e., 81517965412900 + 39623474699524 = 9028730^2 + 6294718^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×121141440112424³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7571340007019 + ... + 7571340007034.

Almost surely, 2^{121141440112424} is an apocalyptic number.

It is an amenable number.

121141440112424 is a deficient number, since it is larger than the sum of its proper divisors (105998760098386).

121141440112424 is a wasteful number, since it uses less digits than its factorization.

121141440112424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15142680014059 (or 15142680014055 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

Adding to 121141440112424 its reverse (424211044141121), we get a palindrome (545352484253545).

The spelling of 121141440112424 in words is "one hundred twenty-one trillion, one hundred forty-one billion, four hundred forty million, one hundred twelve thousand, four hundred twenty-four".