240534155012121 has 24 divisors (see below), whose sum is σ = 365753024000000. Its totient is φ = 151904437657632.

The previous prime is 240534155012059. The next prime is 240534155012131. The reversal of 240534155012121 is 121210551435042.

240534155012121 is a `hidden beast` number, since 2 + 4 + 0 + 53 + 41 + 550 + 1 + 2 + 12 + 1 = 666.

It is not a de Polignac number, because 240534155012121 - 2⁶ = 240534155012057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240534155012131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52762246 + ... + 57139503.

Almost surely, 2^{240534155012121} is an apocalyptic number.

It is an amenable number.

240534155012121 is a deficient number, since it is larger than the sum of its proper divisors (125218868987879).

240534155012121 is a wasteful number, since it uses less digits than its factorization.

240534155012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109914573 (or 109914570 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 240534155012121 in words is "two hundred forty trillion, five hundred thirty-four billion, one hundred fifty-five million, twelve thousand, one hundred twenty-one".