12040044102 has 24 divisors (see below), whose sum is σ = 26355701736. Its totient is φ = 3971972736.

The previous prime is 12040044091. The next prime is 12040044109. The reversal of 12040044102 is 20144004021.

12040044102 is a `hidden beast` number, since 120 + 400 + 44 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12040044109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3446148 + ... + 3449639.

It is an arithmetic number, because the mean of its divisors is an integer number (1098154239).

Almost surely, 2^12040044102 is an apocalyptic number.

12040044102 is an abundant number, since it is smaller than the sum of its proper divisors (14315657634).

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

12040044102 is a wasteful number, since it uses less digits than its factorization.

12040044102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6895892 (or 6895889 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12040044102 its reverse (20144004021), we get a palindrome (32184048123).

The spelling of 12040044102 in words is "twelve billion, forty million, forty-four thousand, one hundred two".