13212214331400 has 144 divisors (see below), whose sum is σ = 50709736958400. Its totient is φ = 3019934701440.

The previous prime is 13212214331399. The next prime is 13212214331417. The reversal of 13212214331400 is 413341221231.

13212214331400 is a `hidden beast` number, since 1 + 3 + 2 + 1 + 221 + 4 + 3 + 31 + 400 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 524281620 + ... + 524306819.

It is an arithmetic number, because the mean of its divisors is an integer number (352150951100).

Almost surely, 2^{13212214331400} is an apocalyptic number.

13212214331400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13212214331400 is an abundant number, since it is smaller than the sum of its proper divisors (37497522627000).

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

13212214331400 is a wasteful number, since it uses less digits than its factorization.

13212214331400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048588468 (or 1048588456 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 13212214331400 its reverse (413341221231), we get a palindrome (13625555552631).

The spelling of 13212214331400 in words is "thirteen trillion, two hundred twelve billion, two hundred fourteen million, three hundred thirty-one thousand, four hundred".