1040440120220 has 12 divisors (see below), whose sum is σ = 2184924252504. Its totient is φ = 416176048080.

The previous prime is 1040440120201. The next prime is 1040440120253. The reversal of 1040440120220 is 220210440401.

1040440120220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 52022006011 = 1040440120220 / (1 + 0 + 4 + 0 + 4 + 4 + 0 + 1 + 2 + 0 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 1040440120192 and 1040440120201.

It is a congruent number.

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, 26011002986 + ... + 26011003025.

It is an arithmetic number, because the mean of its divisors is an integer number (182077021042).

Almost surely, 2^{1040440120220} is an apocalyptic number.

1040440120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040440120220 is an abundant number, since it is smaller than the sum of its proper divisors (1144484132284).

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

1040440120220 is a wasteful number, since it uses less digits than its factorization.

1040440120220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52022006020 (or 52022006018 counting only the distinct ones).

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

Adding to 1040440120220 its reverse (220210440401), we get a palindrome (1260650560621).

The spelling of 1040440120220 in words is "one trillion, forty billion, four hundred forty million, one hundred twenty thousand, two hundred twenty".