222790140162 has 18 divisors (see below), whose sum is σ = 482716309257. Its totient is φ = 74262712536.

The previous prime is 222790140161. The next prime is 222790140179. The reversal of 222790140162 is 261041097222.

222790140162 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 208327432041 + 14462708121 = 456429^2 + 120261^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333759.

It is not an unprimeable number, because it can be changed into a prime (222790140161) 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 8 ways as a sum of consecutive naturals, for example, 1946928 + ... + 2058180.

Almost surely, 2^222790140162 is an apocalyptic number.

222790140162 is an abundant number, since it is smaller than the sum of its proper divisors (259926169095).

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

222790140162 is an frugal number, since it uses more digits than its factorization.

222790140162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222514 (or 111258 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 222790140162 in words is "two hundred twenty-two billion, seven hundred ninety million, one hundred forty thousand, one hundred sixty-two".