121152155048 has 16 divisors (see below), whose sum is σ = 228152260500. Its totient is φ = 60311552256.

The previous prime is 121152155021. The next prime is 121152155071. The reversal of 121152155048 is 840551251121.

It is a happy number.

121152155048 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 106316427844 + 14835727204 = 326062^2 + 121802^2 .

It is a junction number, because it is equal to n+sod(n) for n = 121152154999 and 121152155017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33063713 + ... + 33067376.

Almost surely, 2^121152155048 is an apocalyptic number.

It is an amenable number.

121152155048 is a deficient number, since it is larger than the sum of its proper divisors (107000105452).

121152155048 is a wasteful number, since it uses less digits than its factorization.

121152155048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66131324 (or 66131320 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 35.

The spelling of 121152155048 in words is "one hundred twenty-one billion, one hundred fifty-two million, one hundred fifty-five thousand, forty-eight".