222400310240 has 96 divisors (see below), whose sum is σ = 527777226144. Its totient is φ = 88562073600.

The previous prime is 222400310221. The next prime is 222400310243. The reversal of 222400310240 is 42013004222.

222400310240 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).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222400310243) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 35092352 + ... + 35098688.

It is an arithmetic number, because the mean of its divisors is an integer number (5497679439).

Almost surely, 2^222400310240 is an apocalyptic number.

222400310240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222400310240 is an abundant number, since it is smaller than the sum of its proper divisors (305376915904).

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

222400310240 is a wasteful number, since it uses less digits than its factorization.

222400310240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7300 (or 7292 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 222400310240 its reverse (42013004222), we get a palindrome (264413314462).

The spelling of 222400310240 in words is "two hundred twenty-two billion, four hundred million, three hundred ten thousand, two hundred forty".