10430011421 has 2 divisors, whose sum is σ = 10430011422. Its totient is φ = 10430011420.

The previous prime is 10430011387. The next prime is 10430011429. The reversal of 10430011421 is 12411003401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7768483321 + 2661528100 = 88139^2 + 51590^2 .

It is a cyclic number.

It is not a de Polignac number, because 10430011421 - 2³⁰ = 9356269597 is a prime.

It is a super-3 number, since 3×10430011421³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10430011421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10430011429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5215005710 + 5215005711.

It is an arithmetic number, because the mean of its divisors is an integer number (5215005711).

Almost surely, 2^10430011421 is an apocalyptic number.

It is an amenable number.

10430011421 is a deficient number, since it is larger than the sum of its proper divisors (1).

10430011421 is an equidigital number, since it uses as much as digits as its factorization.

10430011421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 10430011421 its reverse (12411003401), we get a palindrome (22841014822).

The spelling of 10430011421 in words is "ten billion, four hundred thirty million, eleven thousand, four hundred twenty-one".