242032221533 has 4 divisors (see below), whose sum is σ = 242033772288. Its totient is φ = 242030670780.

The previous prime is 242032221523. The next prime is 242032221583. The reversal of 242032221533 is 335122230242.

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 242032221533 - 2⁶ = 242032221469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242032221496 and 242032221505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242032221523) 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, 511283 + ... + 863408.

It is an arithmetic number, because the mean of its divisors is an integer number (60508443072).

Almost surely, 2^242032221533 is an apocalyptic number.

It is an amenable number.

242032221533 is a deficient number, since it is larger than the sum of its proper divisors (1550755).

242032221533 is a wasteful number, since it uses less digits than its factorization.

242032221533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1550754.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 242032221533 its reverse (335122230242), we get a palindrome (577154451775).

The spelling of 242032221533 in words is "two hundred forty-two billion, thirty-two million, two hundred twenty-one thousand, five hundred thirty-three".