121924486275 has 96 divisors (see below), whose sum is σ = 214527221760. Its totient is φ = 60929003520.

The previous prime is 121924486249. The next prime is 121924486291. The reversal of 121924486275 is 572684429121.

It is a happy number.

It is not a de Polignac number, because 121924486275 - 2²¹ = 121922389123 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 71846227 + ... + 71847923.

It is an arithmetic number, because the mean of its divisors is an integer number (2234658560).

Almost surely, 2^121924486275 is an apocalyptic number.

121924486275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121924486275 is a deficient number, since it is larger than the sum of its proper divisors (92602735485).

121924486275 is a wasteful number, since it uses less digits than its factorization.

121924486275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253 (or 2248 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The spelling of 121924486275 in words is "one hundred twenty-one billion, nine hundred twenty-four million, four hundred eighty-six thousand, two hundred seventy-five".