1004222041220 has 12 divisors (see below), whose sum is σ = 2108866286604. Its totient is φ = 401688816480.

The previous prime is 1004222041177. The next prime is 1004222041241. The reversal of 1004222041220 is 221402224001.

It can be written as a sum of positive squares in 2 ways, for example, as 698508149824 + 305713891396 = 835768^2 + 552914^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 50211102061 = 1004222041220 / (1 + 0 + 0 + 4 + 2 + 2 + 2 + 0 + 4 + 1 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 1004222041192 and 1004222041201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25105551011 + ... + 25105551050.

It is an arithmetic number, because the mean of its divisors is an integer number (175738857217).

Almost surely, 2^{1004222041220} is an apocalyptic number.

1004222041220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1004222041220 is an abundant number, since it is smaller than the sum of its proper divisors (1104644245384).

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

1004222041220 is a wasteful number, since it uses less digits than its factorization.

1004222041220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50211102070 (or 50211102068 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 1004222041220 its reverse (221402224001), we get a palindrome (1225624265221).

The spelling of 1004222041220 in words is "one trillion, four billion, two hundred twenty-two million, forty-one thousand, two hundred twenty".