12321700 has 18 divisors (see below), whose sum is σ = 26738306. Its totient is φ = 4928640.

The previous prime is 12321691. The next prime is 12321713. The reversal of 12321700 is 712321.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4301476 + 8020224 = 2074^2 + 2832^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61509 + ... + 61708.

Almost surely, 2^12321700 is an apocalyptic number.

12321700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12321700 is an abundant number, since it is smaller than the sum of its proper divisors (14416606).

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

12321700 is a wasteful number, since it uses less digits than its factorization.

12321700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123231 (or 123224 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 12321700 is about 3510.2279128285. The cubic root of 12321700 is about 230.9706927331.

The spelling of 12321700 in words is "twelve million, three hundred twenty-one thousand, seven hundred".