210022200111220 has 48 divisors (see below), whose sum is σ = 504371697274368. Its totient is φ = 71962123322880.

The previous prime is 210022200111181. The next prime is 210022200111221. The reversal of 210022200111220 is 22111002220012.

It is a happy number.

210022200111220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 210022200111194 and 210022200111203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210022200111221) 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, 473612421 + ... + 474055660.

It is an arithmetic number, because the mean of its divisors is an integer number (10507743693216).

Almost surely, 2^{210022200111220} is an apocalyptic number.

210022200111220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210022200111220 is an abundant number, since it is smaller than the sum of its proper divisors (294349497163148).

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

210022200111220 is a wasteful number, since it uses less digits than its factorization.

210022200111220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947669680 (or 947669678 counting only the distinct ones).

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

Adding to 210022200111220 its reverse (22111002220012), we get a palindrome (232133202331232).

The spelling of 210022200111220 in words is "two hundred ten trillion, twenty-two billion, two hundred million, one hundred eleven thousand, two hundred twenty".