220220022022021 has 8 divisors (see below), whose sum is σ = 251716858242624. Its totient is φ = 188732394070080.

The previous prime is 220220022022001. The next prime is 220220022022073. The reversal of 220220022022021 is 120220220022022.

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

It is not a de Polignac number, because 220220022022021 - 2¹⁹ = 220220021497733 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220220022022021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220220022022001) 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, 2302015915 + ... + 2302111576.

It is an arithmetic number, because the mean of its divisors is an integer number (31464607280328).

Almost surely, 2^{220220022022021} is an apocalyptic number.

It is an amenable number.

220220022022021 is a deficient number, since it is larger than the sum of its proper divisors (31496836220603).

220220022022021 is an equidigital number, since it uses as much as digits as its factorization.

220220022022021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4604134331.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 220220022022021 its reverse (120220220022022), we get a palindrome (340440242044043).

The spelling of 220220022022021 in words is "two hundred twenty trillion, two hundred twenty billion, twenty-two million, twenty-two thousand, twenty-one".