233320221030 has 64 divisors (see below), whose sum is σ = 603399686400. Its totient is φ = 57398702976.

The previous prime is 233320220983. The next prime is 233320221031. The reversal of 233320221030 is 30122023332.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 233320220988 and 233320221006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233320221031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 486549 + ... + 838671.

It is an arithmetic number, because the mean of its divisors is an integer number (9428120100).

Almost surely, 2^233320221030 is an apocalyptic number.

233320221030 is an abundant number, since it is smaller than the sum of its proper divisors (370079465370).

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

233320221030 is a wasteful number, since it uses less digits than its factorization.

233320221030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353845.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 233320221030 its reverse (30122023332), we get a palindrome (263442244362).

The spelling of 233320221030 in words is "two hundred thirty-three billion, three hundred twenty million, two hundred twenty-one thousand, thirty".