123122040222 has 16 divisors (see below), whose sum is σ = 250280869392. Its totient is φ = 40367881920.

The previous prime is 123122040221. The next prime is 123122040241. The reversal of 123122040222 is 222040221321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123122040221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168199143 + ... + 168199874.

It is an arithmetic number, because the mean of its divisors is an integer number (15642554337).

Almost surely, 2^123122040222 is an apocalyptic number.

123122040222 is an abundant number, since it is smaller than the sum of its proper divisors (127158829170).

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

123122040222 is a wasteful number, since it uses less digits than its factorization.

123122040222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336399083.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 123122040222 its reverse (222040221321), we get a palindrome (345162261543).

The spelling of 123122040222 in words is "one hundred twenty-three billion, one hundred twenty-two million, forty thousand, two hundred twenty-two".