410011111222220 has 144 divisors (see below), whose sum is σ = 922230589428288. Its totient is φ = 153016008837120.

The previous prime is 410011111222187. The next prime is 410011111222301. The reversal of 410011111222220 is 22222111110014.

It is a super-2 number, since 2×410011111222220² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 410011111222192 and 410011111222201.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2154490112 + ... + 2154680408.

It is an arithmetic number, because the mean of its divisors is an integer number (6404379093252).

Almost surely, 2^{410011111222220} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 410011111222220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (461115294714144).

410011111222220 is an abundant number, since it is smaller than the sum of its proper divisors (512219478206068).

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

410011111222220 is a wasteful number, since it uses less digits than its factorization.

410011111222220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195360 (or 195335 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 410011111222220 its reverse (22222111110014), we get a palindrome (432233222332234).

The spelling of 410011111222220 in words is "four hundred ten trillion, eleven billion, one hundred eleven million, two hundred twenty-two thousand, two hundred twenty".