220221211310 has 16 divisors (see below), whose sum is σ = 407111645376. Its totient is φ = 85707714528.

The previous prime is 220221211307. The next prime is 220221211369. The reversal of 220221211310 is 13112122022.

It is a super-2 number, since 2×220221211310² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297595862 + ... + 297596601.

It is an arithmetic number, because the mean of its divisors is an integer number (25444477836).

Almost surely, 2^220221211310 is an apocalyptic number.

220221211310 is a deficient number, since it is larger than the sum of its proper divisors (186890434066).

220221211310 is a wasteful number, since it uses less digits than its factorization.

220221211310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595192507.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 220221211310 its reverse (13112122022), we get a palindrome (233333333332).

The spelling of 220221211310 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred eleven thousand, three hundred ten".