212132032305403 has 16 divisors (see below), whose sum is σ = 245855158295040. Its totient is φ = 179263626091200.

The previous prime is 212132032305383. The next prime is 212132032305443. The reversal of 212132032305403 is 304503230231212.

It is not a de Polignac number, because 212132032305403 - 2⁹ = 212132032304891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212132032305443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27823783 + ... + 34618303.

It is an arithmetic number, because the mean of its divisors is an integer number (15365947393440).

Almost surely, 2^{212132032305403} is an apocalyptic number.

212132032305403 is a deficient number, since it is larger than the sum of its proper divisors (33723125989637).

212132032305403 is an equidigital number, since it uses as much as digits as its factorization.

212132032305403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6857418.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 212132032305403 its reverse (304503230231212), we get a palindrome (516635262536615).

The spelling of 212132032305403 in words is "two hundred twelve trillion, one hundred thirty-two billion, thirty-two million, three hundred five thousand, four hundred three".