133442243341212 has 48 divisors (see below), whose sum is σ = 340813396636832. Its totient is φ = 40386050945280.

The previous prime is 133442243341193. The next prime is 133442243341217. The reversal of 133442243341212 is 212143342244331.

It is a Harshad number since it is a multiple of its sum of digits (39).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133442243341217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7011457663 + ... + 7011476694.

Almost surely, 2^{133442243341212} is an apocalyptic number.

133442243341212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133442243341212 is an abundant number, since it is smaller than the sum of its proper divisors (207371153295620).

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

133442243341212 is a wasteful number, since it uses less digits than its factorization.

133442243341212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14022934438 (or 14022934436 counting only the distinct ones).

The product of its digits is 331776, while the sum is 39.

Adding to 133442243341212 its reverse (212143342244331), we get a palindrome (345585585585543).

The spelling of 133442243341212 in words is "one hundred thirty-three trillion, four hundred forty-two billion, two hundred forty-three million, three hundred forty-one thousand, two hundred twelve".