220110110201021 has 8 divisors (see below), whose sum is σ = 231696470210400. Its totient is φ = 208523911928400.

The previous prime is 220110110200979. The next prime is 220110110201087. The reversal of 220110110201021 is 120102011011022.

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

It is a cyclic number.

It is not a de Polignac number, because 220110110201021 - 2²² = 220110106006717 is a prime.

It is a super-2 number, since 2×220110110201021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220110110200987 and 220110110201005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220110110251021) 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, 37635755 + ... + 43089096.

It is an arithmetic number, because the mean of its divisors is an integer number (28962058776300).

Almost surely, 2^{220110110201021} is an apocalyptic number.

It is an amenable number.

220110110201021 is a deficient number, since it is larger than the sum of its proper divisors (11586360009379).

220110110201021 is a wasteful number, since it uses less digits than its factorization.

220110110201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80868379.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220110110201021 its reverse (120102011011022), we get a palindrome (340212121212043).

The spelling of 220110110201021 in words is "two hundred twenty trillion, one hundred ten billion, one hundred ten million, two hundred one thousand, twenty-one".