132421210 has 8 divisors (see below), whose sum is σ = 238358196. Its totient is φ = 52968480.

The previous prime is 132421207. The next prime is 132421259. The reversal of 132421210 is 12124231.

It can be written as a sum of positive squares in 2 ways, for example, as 128799801 + 3621409 = 11349^2 + 1903^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6621051 + ... + 6621070.

Almost surely, 2^132421210 is an apocalyptic number.

132421210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132421210 is a deficient number, since it is larger than the sum of its proper divisors (105936986).

132421210 is a wasteful number, since it uses less digits than its factorization.

132421210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13242128.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 132421210 is about 11507.4415053912. The cubic root of 132421210 is about 509.7053404902.

Adding to 132421210 its reverse (12124231), we get a palindrome (144545441).

The spelling of 132421210 in words is "one hundred thirty-two million, four hundred twenty-one thousand, two hundred ten".