3420321431203 has 8 divisors (see below), whose sum is σ = 3446202461328. Its totient is φ = 3394510635744.

The previous prime is 3420321431161. The next prime is 3420321431207. The reversal of 3420321431203 is 3021341230243.

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 3420321431203 - 2²¹ = 3420319334051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3420321431207) 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, 17460900 + ... + 17655697.

It is an arithmetic number, because the mean of its divisors is an integer number (430775307666).

Almost surely, 2^{3420321431203} is an apocalyptic number.

3420321431203 is a deficient number, since it is larger than the sum of its proper divisors (25881030125).

3420321431203 is a wasteful number, since it uses less digits than its factorization.

3420321431203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35117333.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 3420321431203 its reverse (3021341230243), we get a palindrome (6441662661446).

The spelling of 3420321431203 in words is "three trillion, four hundred twenty billion, three hundred twenty-one million, four hundred thirty-one thousand, two hundred three".