220001110002021 has 8 divisors (see below), whose sum is σ = 293457598951840. Its totient is φ = 146606013860112.

The previous prime is 220001110001951. The next prime is 220001110002029. The reversal of 220001110002021 is 120200011100022.

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

It is not a de Polignac number, because 220001110002021 - 2¹¹ = 220001109999973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220001110001988 and 220001110002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220001110002029) 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, 15348193615 + ... + 15348207948.

It is an arithmetic number, because the mean of its divisors is an integer number (36682199868980).

Almost surely, 2^{220001110002021} is an apocalyptic number.

It is an amenable number.

220001110002021 is a deficient number, since it is larger than the sum of its proper divisors (73456488949819).

220001110002021 is a wasteful number, since it uses less digits than its factorization.

220001110002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30696403955.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220001110002021 its reverse (120200011100022), we get a palindrome (340201121102043).

The spelling of 220001110002021 in words is "two hundred twenty trillion, one billion, one hundred ten million, two thousand, twenty-one".