220021310302 has 16 divisors (see below), whose sum is σ = 338241792672. Its totient is φ = 107276590080.

The previous prime is 220021310291. The next prime is 220021310317. The reversal of 220021310302 is 203013120022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 461658 + ... + 808189.

It is an arithmetic number, because the mean of its divisors is an integer number (21140112042).

Almost surely, 2^220021310302 is an apocalyptic number.

220021310302 is a deficient number, since it is larger than the sum of its proper divisors (118220482370).

220021310302 is a wasteful number, since it uses less digits than its factorization.

220021310302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1272003.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 220021310302 its reverse (203013120022), we get a palindrome (423034430324).

The spelling of 220021310302 in words is "two hundred twenty billion, twenty-one million, three hundred ten thousand, three hundred two".