243401211311133 has 8 divisors (see below), whose sum is σ = 341615735173600. Its totient is φ = 153727080828048.

The previous prime is 243401211311131. The next prime is 243401211311143. The reversal of 243401211311133 is 331113112104342.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 243401211311133 - 2¹ = 243401211311131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 243401211311133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243401211311131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2135098344778 + ... + 2135098344891.

It is an arithmetic number, because the mean of its divisors is an integer number (42701966896700).

Almost surely, 2^{243401211311133} is an apocalyptic number.

It is an amenable number.

243401211311133 is a deficient number, since it is larger than the sum of its proper divisors (98214523862467).

243401211311133 is a wasteful number, since it uses less digits than its factorization.

243401211311133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4270196689691.

The product of its (nonzero) digits is 5184, while the sum is 30.

Adding to 243401211311133 its reverse (331113112104342), we get a palindrome (574514323415475).

The spelling of 243401211311133 in words is "two hundred forty-three trillion, four hundred one billion, two hundred eleven million, three hundred eleven thousand, one hundred thirty-three".