220221230302 has 8 divisors (see below), whose sum is σ = 330497100000. Its totient is φ = 110055530304.

The previous prime is 220221230293. The next prime is 220221230347. The reversal of 220221230302 is 203032122022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×220221230302² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220221230302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27537427 + ... + 27545422.

It is an arithmetic number, because the mean of its divisors is an integer number (41312137500).

Almost surely, 2^220221230302 is an apocalyptic number.

220221230302 is a deficient number, since it is larger than the sum of its proper divisors (110275869698).

220221230302 is a wasteful number, since it uses less digits than its factorization.

220221230302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55084850.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 220221230302 its reverse (203032122022), we get a palindrome (423253352324).

The spelling of 220221230302 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred thirty thousand, three hundred two".