133144223112 has 48 divisors (see below), whose sum is σ = 360840755340. Its totient is φ = 44351645568.

The previous prime is 133144223089. The next prime is 133144223143. The reversal of 133144223112 is 211322441331.

133144223112 is a `hidden beast` number, since 13 + 314 + 4 + 22 + 311 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 132593569956 + 550653156 = 364134^2 + 23466^2 .

It is a nude number because it is divisible by every one of its digits.

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, 511803 + ... + 726794.

Almost surely, 2^133144223112 is an apocalyptic number.

133144223112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133144223112 is an abundant number, since it is smaller than the sum of its proper divisors (227696532228).

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

133144223112 is a wasteful number, since it uses less digits than its factorization.

133144223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240102 (or 1240095 counting only the distinct ones).

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

Adding to 133144223112 its reverse (211322441331), we get a palindrome (344466664443).

The spelling of 133144223112 in words is "one hundred thirty-three billion, one hundred forty-four million, two hundred twenty-three thousand, one hundred twelve".