132420432331 has 8 divisors (see below), whose sum is σ = 144556212528. Its totient is φ = 120300912000.

The previous prime is 132420432307. The next prime is 132420432343. The reversal of 132420432331 is 133234024231.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 132420432331 - 2⁷ = 132420432203 is a prime.

It is a super-2 number, since 2×132420432331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132420432331.

It is not an unprimeable number, because it can be changed into a prime (132420432631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4047930 + ... + 4080511.

It is an arithmetic number, because the mean of its divisors is an integer number (18069526566).

Almost surely, 2^132420432331 is an apocalyptic number.

132420432331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

132420432331 is a deficient number, since it is larger than the sum of its proper divisors (12135780197).

132420432331 is a wasteful number, since it uses less digits than its factorization.

132420432331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8129933.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 132420432331 its reverse (133234024231), we get a palindrome (265654456562).

The spelling of 132420432331 in words is "one hundred thirty-two billion, four hundred twenty million, four hundred thirty-two thousand, three hundred thirty-one".