233021120240 has 40 divisors (see below), whose sum is σ = 573643172880. Its totient is φ = 87725597696.

The previous prime is 233021120201. The next prime is 233021120251. The reversal of 233021120240 is 42021120332.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85668170 + ... + 85670889.

It is an arithmetic number, because the mean of its divisors is an integer number (14341079322).

Almost surely, 2^233021120240 is an apocalyptic number.

233021120240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233021120240 is an abundant number, since it is smaller than the sum of its proper divisors (340622052640).

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

233021120240 is a wasteful number, since it uses less digits than its factorization.

233021120240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171339089 (or 171339083 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 233021120240 its reverse (42021120332), we get a palindrome (275042240572).

The spelling of 233021120240 in words is "two hundred thirty-three billion, twenty-one million, one hundred twenty thousand, two hundred forty".