43212242123133 has 32 divisors (see below), whose sum is σ = 58128590928000. Its totient is φ = 28553298149376.

The previous prime is 43212242123077. The next prime is 43212242123191. The reversal of 43212242123133 is 33132124221234.

It is a happy number.

It is not a de Polignac number, because 43212242123133 - 2¹³ = 43212242114941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43212242123094 and 43212242123103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43212242113133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197342893 + ... + 197561741.

It is an arithmetic number, because the mean of its divisors is an integer number (1816518466500).

Almost surely, 2^{43212242123133} is an apocalyptic number.

It is an amenable number.

43212242123133 is a deficient number, since it is larger than the sum of its proper divisors (14916348804867).

43212242123133 is a wasteful number, since it uses less digits than its factorization.

43212242123133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220301.

The product of its digits is 41472, while the sum is 33.

Adding to 43212242123133 its reverse (33132124221234), we get a palindrome (76344366344367).

The spelling of 43212242123133 in words is "forty-three trillion, two hundred twelve billion, two hundred forty-two million, one hundred twenty-three thousand, one hundred thirty-three".