12010421104 has 20 divisors (see below), whose sum is σ = 25385663160. Its totient is φ = 5459282240.

The previous prime is 12010421099. The next prime is 12010421147. The reversal of 12010421104 is 40112401021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34120339 + ... + 34120690.

It is an arithmetic number, because the mean of its divisors is an integer number (1269283158).

Almost surely, 2^12010421104 is an apocalyptic number.

It is an amenable number.

12010421104 is an abundant number, since it is smaller than the sum of its proper divisors (13375242056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12010421104 is a wasteful number, since it uses less digits than its factorization.

12010421104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68241048 (or 68241042 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12010421104 its reverse (40112401021), we get a palindrome (52122822125).

The spelling of 12010421104 in words is "twelve billion, ten million, four hundred twenty-one thousand, one hundred four".