132420212 has 12 divisors (see below), whose sum is σ = 232011780. Its totient is φ = 66131136.

The previous prime is 132420187. The next prime is 132420221. The reversal of 132420212 is 212024231.

It can be written as a sum of positive squares in 2 ways, for example, as 59043856 + 73376356 = 7684^2 + 8566^2 .

It is a super-2 number, since 2×132420212² = 35070225092249888, which contains 22 as substring.

It is a congruent number.

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, 15887 + ... + 22742.

It is an arithmetic number, because the mean of its divisors is an integer number (19334315).

Almost surely, 2^132420212 is an apocalyptic number.

It is an amenable number.

132420212 is a deficient number, since it is larger than the sum of its proper divisors (99591568).

132420212 is a wasteful number, since it uses less digits than its factorization.

132420212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39490 (or 39488 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 132420212 is about 11507.3981420650. The cubic root of 132420212 is about 509.7040600125.

Adding to 132420212 its reverse (212024231), we get a palindrome (344444443).

The spelling of 132420212 in words is "one hundred thirty-two million, four hundred twenty thousand, two hundred twelve".