12023212232100 has 216 divisors, whose sum is σ = 35658034302240. Its totient is φ = 3127425000960.

The previous prime is 12023212231963. The next prime is 12023212232159. The reversal of 12023212232100 is 123221232021.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 155362216 + ... + 155439584.

It is an arithmetic number, because the mean of its divisors is an integer number (165083492140).

Almost surely, 2^{12023212232100} is an apocalyptic number.

12023212232100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12023212232100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17829017151120).

12023212232100 is an abundant number, since it is smaller than the sum of its proper divisors (23634822070140).

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

12023212232100 is a wasteful number, since it uses less digits than its factorization.

12023212232100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77627 (or 77541 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12023212232100 its reverse (123221232021), we get a palindrome (12146433464121).

The spelling of 12023212232100 in words is "twelve trillion, twenty-three billion, two hundred twelve million, two hundred thirty-two thousand, one hundred".