42232121340133 has 4 divisors (see below), whose sum is σ = 43594447835008. Its totient is φ = 40869794845260.

The previous prime is 42232121340089. The next prime is 42232121340139. The reversal of 42232121340133 is 33104312123224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42232121340133 - 2⁹ = 42232121339621 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 1362326494843 = 42232121340133 / (4 + 2 + 2 + 3 + 2 + 1 + 2 + 1 + 3 + 4 + 0 + 1 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42232121340095 and 42232121340104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42232121340139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681163247391 + ... + 681163247452.

It is an arithmetic number, because the mean of its divisors is an integer number (10898611958752).

Almost surely, 2^{42232121340133} is an apocalyptic number.

It is an amenable number.

42232121340133 is a deficient number, since it is larger than the sum of its proper divisors (1362326494875).

42232121340133 is a wasteful number, since it uses less digits than its factorization.

42232121340133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362326494874.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 42232121340133 its reverse (33104312123224), we get a palindrome (75336433463357).

The spelling of 42232121340133 in words is "forty-two trillion, two hundred thirty-two billion, one hundred twenty-one million, three hundred forty thousand, one hundred thirty-three".