222426216215 has 24 divisors (see below), whose sum is σ = 310612380912. Its totient is φ = 152460147840.

The previous prime is 222426216197. The next prime is 222426216217. The reversal of 222426216215 is 512612624222.

It is a happy number.

It is not a de Polignac number, because 222426216215 - 2¹⁰ = 222426215191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222426216217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 440747 + ... + 799443.

It is an arithmetic number, because the mean of its divisors is an integer number (12942182538).

Almost surely, 2^222426216215 is an apocalyptic number.

222426216215 is a deficient number, since it is larger than the sum of its proper divisors (88186164697).

222426216215 is a wasteful number, since it uses less digits than its factorization.

222426216215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361247 (or 361240 counting only the distinct ones).

The product of its digits is 46080, while the sum is 35.

The spelling of 222426216215 in words is "two hundred twenty-two billion, four hundred twenty-six million, two hundred sixteen thousand, two hundred fifteen".