123222102 has 64 divisors (see below), whose sum is σ = 263736000. Its totient is φ = 38320128.

The previous prime is 123222089. The next prime is 123222139. The reversal of 123222102 is 201222321.

It is a happy number.

It is a congruent number.

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, 1130424 + ... + 1130532.

It is an arithmetic number, because the mean of its divisors is an integer number (4120875).

Almost surely, 2^123222102 is an apocalyptic number.

123222102 is an abundant number, since it is smaller than the sum of its proper divisors (140513898).

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

123222102 is a wasteful number, since it uses less digits than its factorization.

123222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 123222102 is about 11100.5451217497. The cubic root of 123222102 is about 497.6181408444.

Adding to 123222102 its reverse (201222321), we get a palindrome (324444423).

The spelling of 123222102 in words is "one hundred twenty-three million, two hundred twenty-two thousand, one hundred two".