123320010 has 64 divisors (see below), whose sum is σ = 329785344. Its totient is φ = 29256000.

The previous prime is 123320003. The next prime is 123320033. The reversal of 123320010 is 10023321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11535 + ... + 19485.

It is an arithmetic number, because the mean of its divisors is an integer number (5152896).

Almost surely, 2^123320010 is an apocalyptic number.

123320010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 123320010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164892672).

123320010 is an abundant number, since it is smaller than the sum of its proper divisors (206465334).

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

123320010 is a wasteful number, since it uses less digits than its factorization.

123320010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8019.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 123320010 is about 11104.9542997709. The cubic root of 123320010 is about 497.7499026466.

Adding to 123320010 its reverse (10023321), we get a palindrome (133343331).

The spelling of 123320010 in words is "one hundred twenty-three million, three hundred twenty thousand, ten".