121752458824282 has 32 divisors (see below), whose sum is σ = 214615678052160. Its totient is φ = 51070924552320.

The previous prime is 121752458824267. The next prime is 121752458824289. The reversal of 121752458824282 is 282428854257121.

It is a super-2 number, since 2×121752458824282² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121752458824282.

It is not an unprimeable number, because it can be changed into a prime (121752458824289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57386307 + ... + 59470102.

It is an arithmetic number, because the mean of its divisors is an integer number (6706739939130).

Almost surely, 2^{121752458824282} is an apocalyptic number.

121752458824282 is a deficient number, since it is larger than the sum of its proper divisors (92863219227878).

121752458824282 is a wasteful number, since it uses less digits than its factorization.

121752458824282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116860078.

The product of its digits is 45875200, while the sum is 61.

The spelling of 121752458824282 in words is "one hundred twenty-one trillion, seven hundred fifty-two billion, four hundred fifty-eight million, eight hundred twenty-four thousand, two hundred eighty-two".