222400266242 has 64 divisors (see below), whose sum is σ = 437552409600. Its totient is φ = 82243452480.

The previous prime is 222400266163. The next prime is 222400266269. The reversal of 222400266242 is 242662004222.

It is a junction number, because it is equal to n+sod(n) for n = 222400266199 and 222400266208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158528 + ... + 685515.

It is an arithmetic number, because the mean of its divisors is an integer number (6836756400).

Almost surely, 2^222400266242 is an apocalyptic number.

222400266242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222400266242 is a deficient number, since it is larger than the sum of its proper divisors (215152143358).

222400266242 is a wasteful number, since it uses less digits than its factorization.

222400266242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844151.

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 222400266242 in words is "two hundred twenty-two billion, four hundred million, two hundred sixty-six thousand, two hundred forty-two".