421041011103 has 24 divisors (see below), whose sum is σ = 622487033168. Its totient is φ = 274089940992.

The previous prime is 421041011093. The next prime is 421041011107. The reversal of 421041011103 is 301110140124.

It is not a de Polignac number, because 421041011103 - 2¹² = 421041007007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421041011107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1257951 + ... + 1557087.

Almost surely, 2^421041011103 is an apocalyptic number.

421041011103 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

421041011103 is a deficient number, since it is larger than the sum of its proper divisors (201446022065).

421041011103 is a wasteful number, since it uses less digits than its factorization.

421041011103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302823 (or 302820 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 421041011103 its reverse (301110140124), we get a palindrome (722151151227).

The spelling of 421041011103 in words is "four hundred twenty-one billion, forty-one million, eleven thousand, one hundred three".