233120220344 has 32 divisors (see below), whose sum is σ = 477111014640. Its totient is φ = 105902803200.

The previous prime is 233120220343. The next prime is 233120220407. The reversal of 233120220344 is 443022021332.

It is a super-2 number, since 2×233120220344² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233120220343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607589 + ... + 914004.

Almost surely, 2^233120220344 is an apocalyptic number.

It is an amenable number.

233120220344 is an abundant number, since it is smaller than the sum of its proper divisors (243990794296).

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

233120220344 is a wasteful number, since it uses less digits than its factorization.

233120220344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523351 (or 1523347 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 233120220344 its reverse (443022021332), we get a palindrome (676142241676).

The spelling of 233120220344 in words is "two hundred thirty-three billion, one hundred twenty million, two hundred twenty thousand, three hundred forty-four".