121441224654066 has 16 divisors (see below), whose sum is σ = 244154085170688. Its totient is φ = 40268468907600.

The previous prime is 121441224654023. The next prime is 121441224654083. The reversal of 121441224654066 is 660456422144121.

It is a super-2 number, since 2×121441224654066² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52984826365 + ... + 52984828656.

It is an arithmetic number, because the mean of its divisors is an integer number (15259630323168).

Almost surely, 2^{121441224654066} is an apocalyptic number.

121441224654066 is an abundant number, since it is smaller than the sum of its proper divisors (122712860516622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121441224654066 is a wasteful number, since it uses less digits than its factorization.

121441224654066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105969655217.

The product of its (nonzero) digits is 2211840, while the sum is 48.

Adding to 121441224654066 its reverse (660456422144121), we get a palindrome (781897646798187).

The spelling of 121441224654066 in words is "one hundred twenty-one trillion, four hundred forty-one billion, two hundred twenty-four million, six hundred fifty-four thousand, sixty-six".