210220011210220 has 48 divisors (see below), whose sum is σ = 481835372594688. Its totient is φ = 76405475706560.

The previous prime is 210220011210179. The next prime is 210220011210221. The reversal of 210220011210220 is 22012110022012.

It is a happy number.

It is a super-2 number, since 2×210220011210220² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 210220011210194 and 210220011210203.

It is not an unprimeable number, because it can be changed into a prime (210220011210221) 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, 238087924 + ... + 238969243.

It is an arithmetic number, because the mean of its divisors is an integer number (10038236929056).

Almost surely, 2^{210220011210220} is an apocalyptic number.

210220011210220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210220011210220 is an abundant number, since it is smaller than the sum of its proper divisors (271615361384468).

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

210220011210220 is a wasteful number, since it uses less digits than its factorization.

210220011210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477059190 (or 477059188 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210220011210220 its reverse (22012110022012), we get a palindrome (232232121232232).

The spelling of 210220011210220 in words is "two hundred ten trillion, two hundred twenty billion, eleven million, two hundred ten thousand, two hundred twenty".