12223400231412 has 36 divisors (see below), whose sum is σ = 30910666602816. Its totient is φ = 4072801627920.

The previous prime is 12223400231389. The next prime is 12223400231521. The reversal of 12223400231412 is 21413200432221.

12223400231412 is a `hidden beast` number, since 1 + 2 + 2 + 2 + 340 + 0 + 2 + 314 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69290514 + ... + 69466697.

It is an arithmetic number, because the mean of its divisors is an integer number (858629627856).

Almost surely, 2^{12223400231412} is an apocalyptic number.

12223400231412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12223400231412 is an abundant number, since it is smaller than the sum of its proper divisors (18687266371404).

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

12223400231412 is a wasteful number, since it uses less digits than its factorization.

12223400231412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138759668 (or 138759663 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 12223400231412 its reverse (21413200432221), we get a palindrome (33636600663633).

The spelling of 12223400231412 in words is "twelve trillion, two hundred twenty-three billion, four hundred million, two hundred thirty-one thousand, four hundred twelve".