220233529 has 2 divisors, whose sum is σ = 220233530. Its totient is φ = 220233528.

The previous prime is 220233479. The next prime is 220233547. The reversal of 220233529 is 925332022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 191877904 + 28355625 = 13852^2 + 5325^2 .

It is a cyclic number.

It is not a de Polignac number, because 220233529 - 2¹³ = 220225337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220233497 and 220233506.

It is not a weakly prime, because it can be changed into another prime (220233599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110116764 + 110116765.

It is an arithmetic number, because the mean of its divisors is an integer number (110116765).

Almost surely, 2^220233529 is an apocalyptic number.

It is an amenable number.

220233529 is a deficient number, since it is larger than the sum of its proper divisors (1).

220233529 is an equidigital number, since it uses as much as digits as its factorization.

220233529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 220233529 is about 14840.2671471911. The cubic root of 220233529 is about 603.8945997172.

It can be divided in two parts, 22023 and 3529, that added together give a palindrome (25552).

The spelling of 220233529 in words is "two hundred twenty million, two hundred thirty-three thousand, five hundred twenty-nine".