220021020103 has 8 divisors (see below), whose sum is σ = 220288261376. Its totient is φ = 219753891000.

The previous prime is 220021020017. The next prime is 220021020119. The reversal of 220021020103 is 301020120022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220021020103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220021020403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4295200 + ... + 4346122.

It is an arithmetic number, because the mean of its divisors is an integer number (27536032672).

Almost surely, 2^220021020103 is an apocalyptic number.

220021020103 is a deficient number, since it is larger than the sum of its proper divisors (267241273).

220021020103 is a wasteful number, since it uses less digits than its factorization.

220021020103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56085.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 220021020103 its reverse (301020120022), we get a palindrome (521041140125).

The spelling of 220021020103 in words is "two hundred twenty billion, twenty-one million, twenty thousand, one hundred three".