233320312500 has 264 divisors, whose sum is σ = 746484359712. Its totient is φ = 56250000000.

The previous prime is 233320312447. The next prime is 233320312553. The reversal of 233320312500 is 5213023332.

It is an interprime number because it is at equal distance from previous prime (233320312447) and next prime (233320312553).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 87 ways as a sum of consecutive naturals, for example, 1289062410 + ... + 1289062590.

Almost surely, 2^233320312500 is an apocalyptic number.

233320312500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 233320312500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373242179856).

233320312500 is an abundant number, since it is smaller than the sum of its proper divisors (513164047212).

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

233320312500 is an frugal number, since it uses more digits than its factorization.

233320312500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 233320312500 its reverse (5213023332), we get a palindrome (238533335832).

The spelling of 233320312500 in words is "two hundred thirty-three billion, three hundred twenty million, three hundred twelve thousand, five hundred".