1403332212421 has 8 divisors (see below), whose sum is σ = 1474777788704. Its totient is φ = 1333650724560.

The previous prime is 1403332212409. The next prime is 1403332212431. The reversal of 1403332212421 is 1242122333041.

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 1403332212421 - 2²⁵ = 1403298657989 is a prime.

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 1403332212421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403332212431) 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, 441020475 + ... + 441023656.

It is an arithmetic number, because the mean of its divisors is an integer number (184347223588).

Almost surely, 2^{1403332212421} is an apocalyptic number.

It is an amenable number.

1403332212421 is a deficient number, since it is larger than the sum of its proper divisors (71445576283).

1403332212421 is an equidigital number, since it uses as much as digits as its factorization.

1403332212421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882044211.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1403332212421 its reverse (1242122333041), we get a palindrome (2645454545462).

The spelling of 1403332212421 in words is "one trillion, four hundred three billion, three hundred thirty-two million, two hundred twelve thousand, four hundred twenty-one".