3421103131 has 4 divisors (see below), whose sum is σ = 3421231672. Its totient is φ = 3420974592.

The previous prime is 3421103113. The next prime is 3421103227. The reversal of 3421103131 is 1313011243.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3421103131 is a prime.

It is a super-3 number, since 3×3421103131³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3421103099 and 3421103108.

It is not an unprimeable number, because it can be changed into a prime (3421103431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7821 + ... + 83086.

It is an arithmetic number, because the mean of its divisors is an integer number (855307918).

Almost surely, 2^3421103131 is an apocalyptic number.

3421103131 is a deficient number, since it is larger than the sum of its proper divisors (128541).

3421103131 is an equidigital number, since it uses as much as digits as its factorization.

3421103131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128540.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 3421103131 is about 58490.1968794772. The cubic root of 3421103131 is about 1506.7992272540.

Adding to 3421103131 its reverse (1313011243), we get a palindrome (4734114374).

The spelling of 3421103131 in words is "three billion, four hundred twenty-one million, one hundred three thousand, one hundred thirty-one".