220533540502 has 32 divisors (see below), whose sum is σ = 382930045344. Its totient is φ = 94141171200.

The previous prime is 220533540467. The next prime is 220533540509. The reversal of 220533540502 is 205045335022.

220533540502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220533540509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467133 + ... + 811960.

It is an arithmetic number, because the mean of its divisors is an integer number (11966563917).

Almost surely, 2^220533540502 is an apocalyptic number.

220533540502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220533540502 is a deficient number, since it is larger than the sum of its proper divisors (162396504842).

220533540502 is a wasteful number, since it uses less digits than its factorization.

220533540502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279584.

The product of its (nonzero) digits is 36000, while the sum is 31.

Adding to 220533540502 its reverse (205045335022), we get a palindrome (425578875524).

The spelling of 220533540502 in words is "two hundred twenty billion, five hundred thirty-three million, five hundred forty thousand, five hundred two".