12021232100030 has 32 divisors (see below), whose sum is σ = 22162301444448. Its totient is φ = 4692240604800.

The previous prime is 12021232100011. The next prime is 12021232100063. The reversal of 12021232100030 is 3000123212021.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12021232099981 and 12021232100008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12718301 + ... + 13630760.

It is an arithmetic number, because the mean of its divisors is an integer number (692571920139).

Almost surely, 2^{12021232100030} is an apocalyptic number.

12021232100030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021232100030 is a deficient number, since it is larger than the sum of its proper divisors (10141069344418).

12021232100030 is a wasteful number, since it uses less digits than its factorization.

12021232100030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26350172.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12021232100030 its reverse (3000123212021), we get a palindrome (15021355312051).

The spelling of 12021232100030 in words is "twelve trillion, twenty-one billion, two hundred thirty-two million, one hundred thousand, thirty".