403220023401 has 16 divisors (see below), whose sum is σ = 579045051200. Its totient is φ = 248108633280.

The previous prime is 403220023369. The next prime is 403220023403. The reversal of 403220023401 is 104320022304.

It is not a de Polignac number, because 403220023401 - 2⁵ = 403220023369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403220023403) 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 15 ways as a sum of consecutive naturals, for example, 188335 + ... + 917556.

It is an arithmetic number, because the mean of its divisors is an integer number (36190315700).

Almost surely, 2^403220023401 is an apocalyptic number.

It is an amenable number.

403220023401 is a deficient number, since it is larger than the sum of its proper divisors (175825027799).

403220023401 is a wasteful number, since it uses less digits than its factorization.

403220023401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115256.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 403220023401 its reverse (104320022304), we get a palindrome (507540045705).

The spelling of 403220023401 in words is "four hundred three billion, two hundred twenty million, twenty-three thousand, four hundred one".