12103521514 has 32 divisors (see below), whose sum is σ = 21201979392. Its totient is φ = 5075070000.

The previous prime is 12103521509. The next prime is 12103521533. The reversal of 12103521514 is 41512530121.

12103521514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83739 + ... + 176689.

It is an arithmetic number, because the mean of its divisors is an integer number (662561856).

Almost surely, 2^12103521514 is an apocalyptic number.

12103521514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12103521514 is a deficient number, since it is larger than the sum of its proper divisors (9098457878).

12103521514 is a wasteful number, since it uses less digits than its factorization.

12103521514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93162.

The product of its (nonzero) digits is 1200, while the sum is 25.

The spelling of 12103521514 in words is "twelve billion, one hundred three million, five hundred twenty-one thousand, five hundred fourteen".