233042021442 has 48 divisors (see below), whose sum is σ = 524378368800. Its totient is φ = 74741679936.

The previous prime is 233042021437. The next prime is 233042021449. The reversal of 233042021442 is 244120240332.

233042021442 is a `hidden beast` number, since 23 + 3 + 0 + 420 + 214 + 4 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (233042021449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2195067 + ... + 2298782.

It is an arithmetic number, because the mean of its divisors is an integer number (10924549350).

Almost surely, 2^233042021442 is an apocalyptic number.

233042021442 is an abundant number, since it is smaller than the sum of its proper divisors (291336347358).

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

233042021442 is a wasteful number, since it uses less digits than its factorization.

233042021442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4493967 (or 4493964 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 233042021442 its reverse (244120240332), we get a palindrome (477162261774).

The spelling of 233042021442 in words is "two hundred thirty-three billion, forty-two million, twenty-one thousand, four hundred forty-two".