10421000403 has 32 divisors (see below), whose sum is σ = 15238394880. Its totient is φ = 6282282240.

The previous prime is 10421000399. The next prime is 10421000407. The reversal of 10421000403 is 30400012401.

It is an interprime number because it is at equal distance from previous prime (10421000399) and next prime (10421000407).

It is not a de Polignac number, because 10421000403 - 2² = 10421000399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10421000407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7322550 + ... + 7323972.

It is an arithmetic number, because the mean of its divisors is an integer number (476199840).

Almost surely, 2^10421000403 is an apocalyptic number.

10421000403 is a deficient number, since it is larger than the sum of its proper divisors (4817394477).

10421000403 is a wasteful number, since it uses less digits than its factorization.

10421000403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10421000403 its reverse (30400012401), we get a palindrome (40821012804).

The spelling of 10421000403 in words is "ten billion, four hundred twenty-one million, four hundred three", and thus it is an aban number.