2202003113220 has 120 divisors (see below), whose sum is σ = 6910566677784. Its totient is φ = 586962699264.

The previous prime is 2202003113209. The next prime is 2202003113227. The reversal of 2202003113220 is 223113002022.

It can be written as a sum of positive squares in 4 ways, for example, as 561672304704 + 1640330808516 = 749448^2 + 1280754^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2202003113193 and 2202003113202.

It is not an unprimeable number, because it can be changed into a prime (2202003113227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3738364 + ... + 4287116.

Almost surely, 2^{2202003113220} is an apocalyptic number.

2202003113220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2202003113220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3455283338892).

2202003113220 is an abundant number, since it is smaller than the sum of its proper divisors (4708563564564).

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

2202003113220 is a wasteful number, since it uses less digits than its factorization.

2202003113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551251 (or 551240 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2202003113220 its reverse (223113002022), we get a palindrome (2425116115242).

The spelling of 2202003113220 in words is "two trillion, two hundred two billion, three million, one hundred thirteen thousand, two hundred twenty".