222287115848 has 36 divisors (see below), whose sum is σ = 484855779465. Its totient is φ = 95261906208.

The previous prime is 222287115839. The next prime is 222287115851. The reversal of 222287115848 is 848511782222.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 222238702084 + 48413764 = 471422^2 + 6958^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333382.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222287115796 and 222287115805.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9322790 + ... + 9346602.

Almost surely, 2^222287115848 is an apocalyptic number.

222287115848 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

222287115848 is an abundant number, since it is smaller than the sum of its proper divisors (262568663617).

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

222287115848 is an frugal number, since it uses more digits than its factorization.

222287115848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47646 (or 23822 counting only the distinct ones).

The product of its digits is 1146880, while the sum is 50.

Multiplying 222287115848 by its sum of digits (50), we get a square (11114355792400 = 3333820²).

The spelling of 222287115848 in words is "two hundred twenty-two billion, two hundred eighty-seven million, one hundred fifteen thousand, eight hundred forty-eight".