123321010 has 16 divisors (see below), whose sum is σ = 222296256. Its totient is φ = 49257648.

The previous prime is 123320999. The next prime is 123321041. The reversal of 123321010 is 10123321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1212 + ... + 15751.

It is an arithmetic number, because the mean of its divisors is an integer number (13893516).

Almost surely, 2^123321010 is an apocalyptic number.

123321010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123321010 is a deficient number, since it is larger than the sum of its proper divisors (98975246).

123321010 is a wasteful number, since it uses less digits than its factorization.

123321010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17697.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 123321010 is about 11104.9993246285. Note that the first 3 decimals coincide. The cubic root of 123321010 is about 497.7512480583.

Adding to 123321010 its reverse (10123321), we get a palindrome (133444331).

The spelling of 123321010 in words is "one hundred twenty-three million, three hundred twenty-one thousand, ten".