12233132312220 has 72 divisors (see below), whose sum is σ = 37107742294896. Its totient is φ = 3262118130432.

The previous prime is 12233132312179. The next prime is 12233132312227. The reversal of 12233132312220 is 2221323133221.

12233132312220 is a `hidden beast` number, since 1 + 2 + 2 + 331 + 323 + 1 + 2 + 2 + 2 + 0 = 666.

It is a super-2 number, since 2×12233132312220² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12233132312227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11958024 + ... + 12940656.

Almost surely, 2^{12233132312220} is an apocalyptic number.

12233132312220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12233132312220 is an abundant number, since it is smaller than the sum of its proper divisors (24874609982676).

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

12233132312220 is a wasteful number, since it uses less digits than its factorization.

12233132312220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051811 (or 1051806 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 12233132312220 its reverse (2221323133221), we get a palindrome (14454455445441).

The spelling of 12233132312220 in words is "twelve trillion, two hundred thirty-three billion, one hundred thirty-two million, three hundred twelve thousand, two hundred twenty".