12032121010 has 128 divisors (see below), whose sum is σ = 27397440000. Its totient is φ = 3780322560.

The previous prime is 12032121001. The next prime is 12032121029. The reversal of 12032121010 is 1012123021.

12032121010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (13).

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 63 ways as a sum of consecutive naturals, for example, 6643005 + ... + 6644815.

It is an arithmetic number, because the mean of its divisors is an integer number (214042500).

Almost surely, 2^12032121010 is an apocalyptic number.

12032121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12032121010 is an abundant number, since it is smaller than the sum of its proper divisors (15365318990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12032121010 is a wasteful number, since it uses less digits than its factorization.

12032121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001 (or 1987 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 12032121010 its reverse (1012123021), we get a palindrome (13044244031).

The spelling of 12032121010 in words is "twelve billion, thirty-two million, one hundred twenty-one thousand, ten".