121110530 has 8 divisors (see below), whose sum is σ = 217998972. Its totient is φ = 48444208.

The previous prime is 121110523. The next prime is 121110547. The reversal of 121110530 is 35011121.

It can be written as a sum of positive squares in 2 ways, for example, as 121066009 + 44521 = 11003^2 + 211^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6055517 + ... + 6055536.

Almost surely, 2^121110530 is an apocalyptic number.

121110530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121110530 is a deficient number, since it is larger than the sum of its proper divisors (96888442).

121110530 is a wasteful number, since it uses less digits than its factorization.

121110530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12111060.

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 121110530 is about 11005.0229440924. The cubic root of 121110530 is about 494.7593020845.

Adding to 121110530 its reverse (35011121), we get a palindrome (156121651).

The spelling of 121110530 in words is "one hundred twenty-one million, one hundred ten thousand, five hundred thirty".