4101122220 has 72 divisors (see below), whose sum is σ = 12371856336. Its totient is φ = 1009066752.

The previous prime is 4101122219. The next prime is 4101122231. The reversal of 4101122220 is 222211014.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 4101122220.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1787394 + ... + 1789686.

It is an arithmetic number, because the mean of its divisors is an integer number (171831338).

Almost surely, 2^4101122220 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 4101122220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6185928168).

4101122220 is an abundant number, since it is smaller than the sum of its proper divisors (8270734116).

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

4101122220 is a wasteful number, since it uses less digits than its factorization.

4101122220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4611 (or 2316 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 4101122220 is about 64040.0048407244. The cubic root of 4101122220 is about 1600.6666779034. Note that the first 4 decimals are identical.

Adding to 4101122220 its reverse (222211014), we get a palindrome (4323333234).

The spelling of 4101122220 in words is "four billion, one hundred one million, one hundred twenty-two thousand, two hundred twenty".