2220440303400 has 96 divisors (see below), whose sum is σ = 7509125412000. Its totient is φ = 538288556800.

The previous prime is 2220440303387. The next prime is 2220440303567. The reversal of 2220440303400 is 43030440222.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168208575 + ... + 168221774.

It is an arithmetic number, because the mean of its divisors is an integer number (78220056375).

Almost surely, 2^{2220440303400} is an apocalyptic number.

2220440303400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220440303400 is an abundant number, since it is smaller than the sum of its proper divisors (5288685108600).

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

2220440303400 is a wasteful number, since it uses less digits than its factorization.

2220440303400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336430379 (or 336430370 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 2220440303400 its reverse (43030440222), we get a palindrome (2263470743622).

The spelling of 2220440303400 in words is "two trillion, two hundred twenty billion, four hundred forty million, three hundred three thousand, four hundred".