403220401243 has 8 divisors (see below), whose sum is σ = 455044967280. Its totient is φ = 353923862880.

The previous prime is 403220401223. The next prime is 403220401291. The reversal of 403220401243 is 342104022304.

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 403220401243 - 2¹⁷ = 403220270171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403220401223) 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, 632006580 + ... + 632007217.

It is an arithmetic number, because the mean of its divisors is an integer number (56880620910).

Almost surely, 2^403220401243 is an apocalyptic number.

403220401243 is a deficient number, since it is larger than the sum of its proper divisors (51824566037).

403220401243 is a wasteful number, since it uses less digits than its factorization.

403220401243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264013837.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 403220401243 its reverse (342104022304), we get a palindrome (745324423547).

The spelling of 403220401243 in words is "four hundred three billion, two hundred twenty million, four hundred one thousand, two hundred forty-three".