4130012421 has 16 divisors (see below), whose sum is σ = 6143934720. Its totient is φ = 2741912640.

The previous prime is 4130012389. The next prime is 4130012431. The reversal of 4130012421 is 1242100314.

It is not a de Polignac number, because 4130012421 - 2⁵ = 4130012389 is a prime.

It is a super-2 number, since 2×4130012421² = 34114005195228562482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4130012394 and 4130012403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4130012431) 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, 310845 + ... + 323858.

It is an arithmetic number, because the mean of its divisors is an integer number (383995920).

Almost surely, 2^4130012421 is an apocalyptic number.

It is an amenable number.

4130012421 is a deficient number, since it is larger than the sum of its proper divisors (2013922299).

4130012421 is a wasteful number, since it uses less digits than its factorization.

4130012421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634953 (or 634947 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 4130012421 is about 64265.1726909685. The cubic root of 4130012421 is about 1604.4164985221.

Adding to 4130012421 its reverse (1242100314), we get a palindrome (5372112735).

The spelling of 4130012421 in words is "four billion, one hundred thirty million, twelve thousand, four hundred twenty-one".