2220022201021 has 8 divisors (see below), whose sum is σ = 2225166207264. Its totient is φ = 2214879863280.

The previous prime is 2220022201013. The next prime is 2220022201049. The reversal of 2220022201021 is 1201022200222.

2220022201021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2220022201021 - 2³ = 2220022201013 is a prime.

It is a super-2 number, since 2×2220022201021² (a number of 25 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 = 2220022200986 and 2220022201004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220022201051) 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, 2267026 + ... + 3095068.

It is an arithmetic number, because the mean of its divisors is an integer number (278145775908).

Almost surely, 2^{2220022201021} is an apocalyptic number.

It is an amenable number.

2220022201021 is a deficient number, since it is larger than the sum of its proper divisors (5144006243).

2220022201021 is an equidigital number, since it uses as much as digits as its factorization.

2220022201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834251.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2220022201021 its reverse (1201022200222), we get a palindrome (3421044401243).

The spelling of 2220022201021 in words is "two trillion, two hundred twenty billion, twenty-two million, two hundred one thousand, twenty-one".