233021002220 has 12 divisors (see below), whose sum is σ = 489344104704. Its totient is φ = 93208400880.

The previous prime is 233021002189. The next prime is 233021002223. The reversal of 233021002220 is 22200120332.

It is a super-2 number, since 2×233021002220² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (233021002223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5825525036 + ... + 5825525075.

It is an arithmetic number, because the mean of its divisors is an integer number (40778675392).

Almost surely, 2^233021002220 is an apocalyptic number.

233021002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233021002220 is an abundant number, since it is smaller than the sum of its proper divisors (256323102484).

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

233021002220 is a wasteful number, since it uses less digits than its factorization.

233021002220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11651050120 (or 11651050118 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 233021002220 its reverse (22200120332), we get a palindrome (255221122552).

The spelling of 233021002220 in words is "two hundred thirty-three billion, twenty-one million, two thousand, two hundred twenty".