121752032266 has 8 divisors (see below), whose sum is σ = 184436247204. Its totient is φ = 60273283200.

The previous prime is 121752032177. The next prime is 121752032287. The reversal of 121752032266 is 662230257121.

It can be written as a sum of positive squares in 2 ways, for example, as 121751447041 + 585225 = 348929^2 + 765^2 .

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

It is a super-2 number, since 2×121752032266² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301366215 + ... + 301366618.

Almost surely, 2^121752032266 is an apocalyptic number.

121752032266 is a deficient number, since it is larger than the sum of its proper divisors (62684214938).

121752032266 is a wasteful number, since it uses less digits than its factorization.

121752032266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602732936.

The product of its (nonzero) digits is 60480, while the sum is 37.

Adding to 121752032266 its reverse (662230257121), we get a palindrome (783982289387).

The spelling of 121752032266 in words is "one hundred twenty-one billion, seven hundred fifty-two million, thirty-two thousand, two hundred sixty-six".