121510096 has 20 divisors (see below), whose sum is σ = 237010500. Its totient is φ = 60346112.

The previous prime is 121510021. The next prime is 121510097. The reversal of 121510096 is 690015121.

It can be written as a sum of positive squares in 2 ways, for example, as 16160400 + 105349696 = 4020^2 + 10264^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 121510096.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121510097) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 23101 + ... + 27868.

It is an arithmetic number, because the mean of its divisors is an integer number (11850525).

Almost surely, 2^121510096 is an apocalyptic number.

121510096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

121510096 is a deficient number, since it is larger than the sum of its proper divisors (115500404).

121510096 is a wasteful number, since it uses less digits than its factorization.

121510096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51126 (or 51120 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 121510096 is about 11023.1617968712. The cubic root of 121510096 is about 495.3028055787.

It can be divided in two parts, 1215 and 10096, that added together give a palindrome (11311).

The spelling of 121510096 in words is "one hundred twenty-one million, five hundred ten thousand, ninety-six".