10220120002221 has 16 divisors (see below), whose sum is σ = 13857923059200. Its totient is φ = 6697867360688.

The previous prime is 10220120002177. The next prime is 10220120002283. The reversal of 10220120002221 is 12220002102201.

It is a cyclic number.

It is not a de Polignac number, because 10220120002221 - 2¹⁹ = 10220119477933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10220120002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220120002021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24332290 + ... + 24748748.

It is an arithmetic number, because the mean of its divisors is an integer number (866120191200).

Almost surely, 2^{10220120002221} is an apocalyptic number.

It is an amenable number.

10220120002221 is a deficient number, since it is larger than the sum of its proper divisors (3637803056979).

10220120002221 is a wasteful number, since it uses less digits than its factorization.

10220120002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555168.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10220120002221 its reverse (12220002102201), we get a palindrome (22440122104422).

The spelling of 10220120002221 in words is "ten trillion, two hundred twenty billion, one hundred twenty million, two thousand, two hundred twenty-one".