3421102421 has 16 divisors (see below), whose sum is σ = 3881088000. Its totient is φ = 2987073600.

The previous prime is 3421102393. The next prime is 3421102463. The reversal of 3421102421 is 1242011243.

It is a cyclic number.

It is not a de Polignac number, because 3421102421 - 2¹⁴ = 3421086037 is a prime.

It is a super-2 number, since 2×3421102421² = 23407883549944122482, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3421102393 and 3421102402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3421102481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32855 + ... + 89003.

It is an arithmetic number, because the mean of its divisors is an integer number (242568000).

Almost surely, 2^3421102421 is an apocalyptic number.

It is an amenable number.

3421102421 is a deficient number, since it is larger than the sum of its proper divisors (459985579).

3421102421 is a wasteful number, since it uses less digits than its factorization.

3421102421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56380.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 3421102421 is about 58490.1908100837. The cubic root of 3421102421 is about 1506.7991230159.

Adding to 3421102421 its reverse (1242011243), we get a palindrome (4663113664).

The spelling of 3421102421 in words is "three billion, four hundred twenty-one million, one hundred two thousand, four hundred twenty-one".