2202121200220 has 12 divisors (see below), whose sum is σ = 4624454520504. Its totient is φ = 880848480080.

The previous prime is 2202121200217. The next prime is 2202121200239. The reversal of 2202121200220 is 220021212022.

It is a junction number, because it is equal to n+sod(n) for n = 2202121200194 and 2202121200203.

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 3 ways as a sum of consecutive naturals, for example, 55053029986 + ... + 55053030025.

It is an arithmetic number, because the mean of its divisors is an integer number (385371210042).

Almost surely, 2^{2202121200220} is an apocalyptic number.

2202121200220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202121200220 is an abundant number, since it is smaller than the sum of its proper divisors (2422333320284).

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

2202121200220 is a wasteful number, since it uses less digits than its factorization.

2202121200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110106060020 (or 110106060018 counting only the distinct ones).

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

Adding to 2202121200220 its reverse (220021212022), we get a palindrome (2422142412242).

It can be divided in two parts, 22021212002 and 20, that added together give a palindrome (22021212022).

The spelling of 2202121200220 in words is "two trillion, two hundred two billion, one hundred twenty-one million, two hundred thousand, two hundred twenty".