12021232010 has 16 divisors (see below), whose sum is σ = 21735254016. Its totient is φ = 4786929168.

The previous prime is 12021232009. The next prime is 12021232033. The reversal of 12021232010 is 1023212021.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2693114 + ... + 2697573.

It is an arithmetic number, because the mean of its divisors is an integer number (1358453376).

Almost surely, 2^12021232010 is an apocalyptic number.

12021232010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021232010 is a deficient number, since it is larger than the sum of its proper divisors (9714022006).

12021232010 is a wasteful number, since it uses less digits than its factorization.

12021232010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5390917.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12021232010 its reverse (1023212021), we get a palindrome (13044444031).

The spelling of 12021232010 in words is "twelve billion, twenty-one million, two hundred thirty-two thousand, ten".