10220200000221 has 4 divisors (see below), whose sum is σ = 13626933333632. Its totient is φ = 6813466666812.

The previous prime is 10220200000207. The next prime is 10220200000223. The reversal of 10220200000221 is 12200000202201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10220200000221 - 2⁵ = 10220200000189 is a prime.

It is a super-4 number, since 4×10220200000221⁴ (a number of 53 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10220200000197 and 10220200000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220200000223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1703366666701 + ... + 1703366666706.

It is an arithmetic number, because the mean of its divisors is an integer number (3406733333408).

Almost surely, 2^{10220200000221} is an apocalyptic number.

It is an amenable number.

10220200000221 is a deficient number, since it is larger than the sum of its proper divisors (3406733333411).

10220200000221 is an equidigital number, since it uses as much as digits as its factorization.

10220200000221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3406733333410.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10220200000221 its reverse (12200000202201), we get a palindrome (22420200202422).

The spelling of 10220200000221 in words is "ten trillion, two hundred twenty billion, two hundred million, two hundred twenty-one", and thus it is an aban number.