2202021220110 has 128 divisors (see below), whose sum is σ = 5729742144000. Its totient is φ = 539712253440.

The previous prime is 2202021220067. The next prime is 2202021220141. The reversal of 2202021220110 is 110221202022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2202021220110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7210825 + ... + 7509995.

It is an arithmetic number, because the mean of its divisors is an integer number (44763610500).

Almost surely, 2^{2202021220110} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2202021220110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2864871072000).

2202021220110 is an abundant number, since it is smaller than the sum of its proper divisors (3527720923890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2202021220110 is a wasteful number, since it uses less digits than its factorization.

2202021220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299586.

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

Adding to 2202021220110 its reverse (110221202022), we get a palindrome (2312242422132).

The spelling of 2202021220110 in words is "two trillion, two hundred two billion, twenty-one million, two hundred twenty thousand, one hundred ten".