12213220203132 has 24 divisors (see below), whose sum is σ = 30689630254416. Its totient is φ = 3757913908608.

The previous prime is 12213220203109. The next prime is 12213220203157. The reversal of 12213220203132 is 23130202231221.

It is a congruent 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, 39144936393 + ... + 39144936704.

It is an arithmetic number, because the mean of its divisors is an integer number (1278734593934).

Almost surely, 2^{12213220203132} is an apocalyptic number.

12213220203132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12213220203132 is an abundant number, since it is smaller than the sum of its proper divisors (18476410051284).

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

12213220203132 is a wasteful number, since it uses less digits than its factorization.

12213220203132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78289873117 (or 78289873115 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12213220203132 its reverse (23130202231221), we get a palindrome (35343422434353).

The spelling of 12213220203132 in words is "twelve trillion, two hundred thirteen billion, two hundred twenty million, two hundred three thousand, one hundred thirty-two".