121180595240 has 16 divisors (see below), whose sum is σ = 272656339380. Its totient is φ = 48472238080.

The previous prime is 121180595233. The next prime is 121180595279. The reversal of 121180595240 is 42595081121.

It can be written as a sum of positive squares in 2 ways, for example, as 100003942756 + 21176652484 = 316234^2 + 145522^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121180595194 and 121180595203.

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, 1514757401 + ... + 1514757480.

Almost surely, 2^121180595240 is an apocalyptic number.

121180595240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121180595240 is an abundant number, since it is smaller than the sum of its proper divisors (151475744140).

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

121180595240 is a wasteful number, since it uses less digits than its factorization.

121180595240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3029514892 (or 3029514888 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 38.

The spelling of 121180595240 in words is "one hundred twenty-one billion, one hundred eighty million, five hundred ninety-five thousand, two hundred forty".