220133375 has 32 divisors (see below), whose sum is σ = 342531072. Its totient is φ = 137220000.

The previous prime is 220133371. The next prime is 220133377. The reversal of 220133375 is 573331022.

It is not a de Polignac number, because 220133375 - 2² = 220133371 is a prime.

It is a super-3 number, since 3×220133375³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220133371) 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, 1811 + ... + 21060.

It is an arithmetic number, because the mean of its divisors is an integer number (10704096).

Almost surely, 2^220133375 is an apocalyptic number.

220133375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

220133375 is a deficient number, since it is larger than the sum of its proper divisors (122397697).

220133375 is a wasteful number, since it uses less digits than its factorization.

220133375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22904 (or 22894 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 220133375 is about 14836.8923632949. The cubic root of 220133375 is about 603.8030429188.

Adding to 220133375 its reverse (573331022), we get a palindrome (793464397).

The spelling of 220133375 in words is "two hundred twenty million, one hundred thirty-three thousand, three hundred seventy-five".