10421103111 has 16 divisors (see below), whose sum is σ = 14171760000. Its totient is φ = 6809198240.

The previous prime is 10421103083. The next prime is 10421103131. The reversal of 10421103111 is 11130112401.

It is a cyclic number.

It is not a de Polignac number, because 10421103111 - 2⁵ = 10421103079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421103131) 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, 120640 + ... + 188138.

It is an arithmetic number, because the mean of its divisors is an integer number (885735000).

Almost surely, 2^10421103111 is an apocalyptic number.

10421103111 is a deficient number, since it is larger than the sum of its proper divisors (3750656889).

10421103111 is an equidigital number, since it uses as much as digits as its factorization.

10421103111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68526.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10421103111 its reverse (11130112401), we get a palindrome (21551215512).

The spelling of 10421103111 in words is "ten billion, four hundred twenty-one million, one hundred three thousand, one hundred eleven".