403212141421 has 8 divisors (see below), whose sum is σ = 409284659264. Its totient is φ = 397141224480.

The previous prime is 403212141413. The next prime is 403212141427. The reversal of 403212141421 is 124141212304.

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 403212141421 - 2³ = 403212141413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403212141427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112201 + ... + 904993.

It is an arithmetic number, because the mean of its divisors is an integer number (51160582408).

Almost surely, 2^403212141421 is an apocalyptic number.

It is an amenable number.

403212141421 is a deficient number, since it is larger than the sum of its proper divisors (6072517843).

403212141421 is an equidigital number, since it uses as much as digits as its factorization.

403212141421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800451.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 403212141421 its reverse (124141212304), we get a palindrome (527353353725).

The spelling of 403212141421 in words is "four hundred three billion, two hundred twelve million, one hundred forty-one thousand, four hundred twenty-one".